Home / 38,517.78-53,157.02-22,596.42

Finding the Fourth Proportional to 38,517.78, 53,157.02 and 22,596.42

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Solution

The fourth proportional to 38,517.78, 53,157.02 and 22,596.42 is: 31,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,517.78 : 53,157.02 = 22,596.42 : x
  2. Step 2: Convert to fraction form
    38,517.78/53,157.02 = 22,596.42/x
  3. Step 3: Cross multiply
    38,517.78x = 53,157.02 × 22,596.42
  4. Step 4: Simplify right side
    38,517.78x = 1,201,158,236.89
  5. Step 5: Solve for x
    x = 1,201,158,236.89/38,517.78
  6. Step 6: Final answer
    x = 31,184.51

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Half scale
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Double scale
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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.