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Finding the Fourth Proportional to 34,689.69, 47,821.72 and 22,732.27

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Solution

The fourth proportional to 34,689.69, 47,821.72 and 22,732.27 is: 31,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,689.69 : 47,821.72 = 22,732.27 : x
  2. Step 2: Convert to fraction form
    34,689.69/47,821.72 = 22,732.27/x
  3. Step 3: Cross multiply
    34,689.69x = 47,821.72 × 22,732.27
  4. Step 4: Simplify right side
    34,689.69x = 1,087,096,187.71
  5. Step 5: Solve for x
    x = 1,087,096,187.71/34,689.69
  6. Step 6: Final answer
    x = 31,337.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.