Home / 38,729.17-53,426.50-25,308.28

Finding the Fourth Proportional to 38,729.17, 53,426.50 and 25,308.28

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Solution

The fourth proportional to 38,729.17, 53,426.50 and 25,308.28 is: 34,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,729.17 : 53,426.50 = 25,308.28 : x
  2. Step 2: Convert to fraction form
    38,729.17/53,426.50 = 25,308.28/x
  3. Step 3: Cross multiply
    38,729.17x = 53,426.50 × 25,308.28
  4. Step 4: Simplify right side
    38,729.17x = 1,352,132,821.42
  5. Step 5: Solve for x
    x = 1,352,132,821.42/38,729.17
  6. Step 6: Final answer
    x = 34,912.52

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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.