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Finding the Fourth Proportional to 59,862.92, 89,783.61 and 15,486.99

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Solution

The fourth proportional to 59,862.92, 89,783.61 and 15,486.99 is: 23,227.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,862.92 : 89,783.61 = 15,486.99 : x
  2. Step 2: Convert to fraction form
    59,862.92/89,783.61 = 15,486.99/x
  3. Step 3: Cross multiply
    59,862.92x = 89,783.61 × 15,486.99
  4. Step 4: Simplify right side
    59,862.92x = 1,390,477,475.47
  5. Step 5: Solve for x
    x = 1,390,477,475.47/59,862.92
  6. Step 6: Final answer
    x = 23,227.69

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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.