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Finding the Fourth Proportional to 59,921.40, 89,882.82 and 17,800.47

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Solution

The fourth proportional to 59,921.40, 89,882.82 and 17,800.47 is: 26,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,921.40 : 89,882.82 = 17,800.47 : x
  2. Step 2: Convert to fraction form
    59,921.40/89,882.82 = 17,800.47/x
  3. Step 3: Cross multiply
    59,921.40x = 89,882.82 × 17,800.47
  4. Step 4: Simplify right side
    59,921.40x = 1,599,956,440.93
  5. Step 5: Solve for x
    x = 1,599,956,440.93/59,921.40
  6. Step 6: Final answer
    x = 26,700.92

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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.