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Finding the Fourth Proportional to 22,559.61, 33,841.17 and 9,415.74

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Solution

The fourth proportional to 22,559.61, 33,841.17 and 9,415.74 is: 14,124.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,559.61 : 33,841.17 = 9,415.74 : x
  2. Step 2: Convert to fraction form
    22,559.61/33,841.17 = 9,415.74/x
  3. Step 3: Cross multiply
    22,559.61x = 33,841.17 × 9,415.74
  4. Step 4: Simplify right side
    22,559.61x = 318,639,658.02
  5. Step 5: Solve for x
    x = 318,639,658.02/22,559.61
  6. Step 6: Final answer
    x = 14,124.34

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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.