Home / 24,898.08-34,359.36-13,720

Finding the Fourth Proportional to 24,898.08, 34,359.36 and 13,720

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Solution

The fourth proportional to 24,898.08, 34,359.36 and 13,720 is: 18,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,898.08 : 34,359.36 = 13,720 : x
  2. Step 2: Convert to fraction form
    24,898.08/34,359.36 = 13,720/x
  3. Step 3: Cross multiply
    24,898.08x = 34,359.36 × 13,720
  4. Step 4: Simplify right side
    24,898.08x = 471,410,419.20
  5. Step 5: Solve for x
    x = 471,410,419.20/24,898.08
  6. Step 6: Final answer
    x = 18,933.61

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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.