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Finding the Fourth Proportional to 14,817.29, 22,225.91 and 6,917.16

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Solution

The fourth proportional to 14,817.29, 22,225.91 and 6,917.16 is: 10,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,817.29 : 22,225.91 = 6,917.16 : x
  2. Step 2: Convert to fraction form
    14,817.29/22,225.91 = 6,917.16/x
  3. Step 3: Cross multiply
    14,817.29x = 22,225.91 × 6,917.16
  4. Step 4: Simplify right side
    14,817.29x = 153,740,046.57
  5. Step 5: Solve for x
    x = 153,740,046.57/14,817.29
  6. Step 6: Final answer
    x = 10,375.72

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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.