Home / 39,935.52-59,903.28-10,356.30

Finding the Fourth Proportional to 39,935.52, 59,903.28 and 10,356.30

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Solution

The fourth proportional to 39,935.52, 59,903.28 and 10,356.30 is: 15,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,935.52 : 59,903.28 = 10,356.30 : x
  2. Step 2: Convert to fraction form
    39,935.52/59,903.28 = 10,356.30/x
  3. Step 3: Cross multiply
    39,935.52x = 59,903.28 × 10,356.30
  4. Step 4: Simplify right side
    39,935.52x = 620,376,338.66
  5. Step 5: Solve for x
    x = 620,376,338.66/39,935.52
  6. Step 6: Final answer
    x = 15,534.45

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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.