Home / 14,487.11-21,715.74-8,233.76

Finding the Fourth Proportional to 14,487.11, 21,715.74 and 8,233.76

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Solution

The fourth proportional to 14,487.11, 21,715.74 and 8,233.76 is: 12,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.11 : 21,715.74 = 8,233.76 : x
  2. Step 2: Convert to fraction form
    14,487.11/21,715.74 = 8,233.76/x
  3. Step 3: Cross multiply
    14,487.11x = 21,715.74 × 8,233.76
  4. Step 4: Simplify right side
    14,487.11x = 178,802,191.38
  5. Step 5: Solve for x
    x = 178,802,191.38/14,487.11
  6. Step 6: Final answer
    x = 12,342.16

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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.