Home / 14,083.52-21,129.60-8,882.24

Finding the Fourth Proportional to 14,083.52, 21,129.60 and 8,882.24

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Solution

The fourth proportional to 14,083.52, 21,129.60 and 8,882.24 is: 13,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.52 : 21,129.60 = 8,882.24 : x
  2. Step 2: Convert to fraction form
    14,083.52/21,129.60 = 8,882.24/x
  3. Step 3: Cross multiply
    14,083.52x = 21,129.60 × 8,882.24
  4. Step 4: Simplify right side
    14,083.52x = 187,678,178.30
  5. Step 5: Solve for x
    x = 187,678,178.30/14,083.52
  6. Step 6: Final answer
    x = 13,326.08

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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.