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Finding the Fourth Proportional to 14,915, 22,372.68 and 6,707

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Solution

The fourth proportional to 14,915, 22,372.68 and 6,707 is: 10,060.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915 : 22,372.68 = 6,707 : x
  2. Step 2: Convert to fraction form
    14,915/22,372.68 = 6,707/x
  3. Step 3: Cross multiply
    14,915x = 22,372.68 × 6,707
  4. Step 4: Simplify right side
    14,915x = 150,053,564.76
  5. Step 5: Solve for x
    x = 150,053,564.76/14,915
  6. Step 6: Final answer
    x = 10,060.58

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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.