Home / 14,531.24-20,047.76-8,864.08

Finding the Fourth Proportional to 14,531.24, 20,047.76 and 8,864.08

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Solution

The fourth proportional to 14,531.24, 20,047.76 and 8,864.08 is: 12,229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.24 : 20,047.76 = 8,864.08 : x
  2. Step 2: Convert to fraction form
    14,531.24/20,047.76 = 8,864.08/x
  3. Step 3: Cross multiply
    14,531.24x = 20,047.76 × 8,864.08
  4. Step 4: Simplify right side
    14,531.24x = 177,704,948.46
  5. Step 5: Solve for x
    x = 177,704,948.46/14,531.24
  6. Step 6: Final answer
    x = 12,229.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.