Home / 44,708.61-67,062.78-11,428.68

Finding the Fourth Proportional to 44,708.61, 67,062.78 and 11,428.68

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Solution

The fourth proportional to 44,708.61, 67,062.78 and 11,428.68 is: 17,142.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,708.61 : 67,062.78 = 11,428.68 : x
  2. Step 2: Convert to fraction form
    44,708.61/67,062.78 = 11,428.68/x
  3. Step 3: Cross multiply
    44,708.61x = 67,062.78 × 11,428.68
  4. Step 4: Simplify right side
    44,708.61x = 766,439,052.53
  5. Step 5: Solve for x
    x = 766,439,052.53/44,708.61
  6. Step 6: Final answer
    x = 17,142.99

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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.