Home / 28,088.41-42,132.49-11,444.73

Finding the Fourth Proportional to 28,088.41, 42,132.49 and 11,444.73

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Solution

The fourth proportional to 28,088.41, 42,132.49 and 11,444.73 is: 17,167.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,088.41 : 42,132.49 = 11,444.73 : x
  2. Step 2: Convert to fraction form
    28,088.41/42,132.49 = 11,444.73/x
  3. Step 3: Cross multiply
    28,088.41x = 42,132.49 × 11,444.73
  4. Step 4: Simplify right side
    28,088.41x = 482,194,972.28
  5. Step 5: Solve for x
    x = 482,194,972.28/28,088.41
  6. Step 6: Final answer
    x = 17,167.04

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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.