Home / 42,305.97-63,459.11-10,716.02

Finding the Fourth Proportional to 42,305.97, 63,459.11 and 10,716.02

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Solution

The fourth proportional to 42,305.97, 63,459.11 and 10,716.02 is: 16,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,305.97 : 63,459.11 = 10,716.02 : x
  2. Step 2: Convert to fraction form
    42,305.97/63,459.11 = 10,716.02/x
  3. Step 3: Cross multiply
    42,305.97x = 63,459.11 × 10,716.02
  4. Step 4: Simplify right side
    42,305.97x = 680,028,721.07
  5. Step 5: Solve for x
    x = 680,028,721.07/42,305.97
  6. Step 6: Final answer
    x = 16,074.06

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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.