Home / 38,330.48-52,895.98-21,563.48

Finding the Fourth Proportional to 38,330.48, 52,895.98 and 21,563.48

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Solution

The fourth proportional to 38,330.48, 52,895.98 and 21,563.48 is: 29,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,330.48 : 52,895.98 = 21,563.48 : x
  2. Step 2: Convert to fraction form
    38,330.48/52,895.98 = 21,563.48/x
  3. Step 3: Cross multiply
    38,330.48x = 52,895.98 × 21,563.48
  4. Step 4: Simplify right side
    38,330.48x = 1,140,621,034.51
  5. Step 5: Solve for x
    x = 1,140,621,034.51/38,330.48
  6. Step 6: Final answer
    x = 29,757.55

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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.