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Finding the Fourth Proportional to 59,424.12, 89,124.66 and 22,491

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Solution

The fourth proportional to 59,424.12, 89,124.66 and 22,491 is: 33,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,424.12 : 89,124.66 = 22,491 : x
  2. Step 2: Convert to fraction form
    59,424.12/89,124.66 = 22,491/x
  3. Step 3: Cross multiply
    59,424.12x = 89,124.66 × 22,491
  4. Step 4: Simplify right side
    59,424.12x = 2,004,502,728.06
  5. Step 5: Solve for x
    x = 2,004,502,728.06/59,424.12
  6. Step 6: Final answer
    x = 33,732.14

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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.