Home / 38,729.64-58,087.47-10,266.78

Finding the Fourth Proportional to 38,729.64, 58,087.47 and 10,266.78

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Solution

The fourth proportional to 38,729.64, 58,087.47 and 10,266.78 is: 15,398.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,729.64 : 58,087.47 = 10,266.78 : x
  2. Step 2: Convert to fraction form
    38,729.64/58,087.47 = 10,266.78/x
  3. Step 3: Cross multiply
    38,729.64x = 58,087.47 × 10,266.78
  4. Step 4: Simplify right side
    38,729.64x = 596,371,275.25
  5. Step 5: Solve for x
    x = 596,371,275.25/38,729.64
  6. Step 6: Final answer
    x = 15,398.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.