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Finding the Fourth Proportional to 14,473.65, 21,711.49 and 6,152.72

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Solution

The fourth proportional to 14,473.65, 21,711.49 and 6,152.72 is: 9,229.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,473.65 : 21,711.49 = 6,152.72 : x
  2. Step 2: Convert to fraction form
    14,473.65/21,711.49 = 6,152.72/x
  3. Step 3: Cross multiply
    14,473.65x = 21,711.49 × 6,152.72
  4. Step 4: Simplify right side
    14,473.65x = 133,584,718.75
  5. Step 5: Solve for x
    x = 133,584,718.75/14,473.65
  6. Step 6: Final answer
    x = 9,229.51

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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.