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Finding the Fourth Proportional to 14,491.44, 21,737.16 and 10,117.44

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Solution

The fourth proportional to 14,491.44, 21,737.16 and 10,117.44 is: 15,176.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,491.44 : 21,737.16 = 10,117.44 : x
  2. Step 2: Convert to fraction form
    14,491.44/21,737.16 = 10,117.44/x
  3. Step 3: Cross multiply
    14,491.44x = 21,737.16 × 10,117.44
  4. Step 4: Simplify right side
    14,491.44x = 219,924,412.07
  5. Step 5: Solve for x
    x = 219,924,412.07/14,491.44
  6. Step 6: Final answer
    x = 15,176.16

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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.