Home / 38,085.89-52,559.06-21,944.28

Finding the Fourth Proportional to 38,085.89, 52,559.06 and 21,944.28

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Solution

The fourth proportional to 38,085.89, 52,559.06 and 21,944.28 is: 30,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,085.89 : 52,559.06 = 21,944.28 : x
  2. Step 2: Convert to fraction form
    38,085.89/52,559.06 = 21,944.28/x
  3. Step 3: Cross multiply
    38,085.89x = 52,559.06 × 21,944.28
  4. Step 4: Simplify right side
    38,085.89x = 1,153,370,619.46
  5. Step 5: Solve for x
    x = 1,153,370,619.46/38,085.89
  6. Step 6: Final answer
    x = 30,283.41

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Half scale
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Double scale
Find fourth proportional to 38,086.89, 52,560.44 and 21,945.28
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.