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Finding the Fourth Proportional to 14,618.14, 21,927.21 and 8,373.81

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Solution

The fourth proportional to 14,618.14, 21,927.21 and 8,373.81 is: 12,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.14 : 21,927.21 = 8,373.81 : x
  2. Step 2: Convert to fraction form
    14,618.14/21,927.21 = 8,373.81/x
  3. Step 3: Cross multiply
    14,618.14x = 21,927.21 × 8,373.81
  4. Step 4: Simplify right side
    14,618.14x = 183,614,341.20
  5. Step 5: Solve for x
    x = 183,614,341.20/14,618.14
  6. Step 6: Final answer
    x = 12,560.72

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Similar ratio
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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.