Home / 47,781.03-71,670.33-22,838.70

Finding the Fourth Proportional to 47,781.03, 71,670.33 and 22,838.70

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Solution

The fourth proportional to 47,781.03, 71,670.33 and 22,838.70 is: 34,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,781.03 : 71,670.33 = 22,838.70 : x
  2. Step 2: Convert to fraction form
    47,781.03/71,670.33 = 22,838.70/x
  3. Step 3: Cross multiply
    47,781.03x = 71,670.33 × 22,838.70
  4. Step 4: Simplify right side
    47,781.03x = 1,636,857,165.77
  5. Step 5: Solve for x
    x = 1,636,857,165.77/47,781.03
  6. Step 6: Final answer
    x = 34,257.47

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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.