Home / 24,498.80-36,699.60-13,389.20

Finding the Fourth Proportional to 24,498.80, 36,699.60 and 13,389.20

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Solution

The fourth proportional to 24,498.80, 36,699.60 and 13,389.20 is: 20,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,498.80 : 36,699.60 = 13,389.20 : x
  2. Step 2: Convert to fraction form
    24,498.80/36,699.60 = 13,389.20/x
  3. Step 3: Cross multiply
    24,498.80x = 36,699.60 × 13,389.20
  4. Step 4: Simplify right side
    24,498.80x = 491,378,284.32
  5. Step 5: Solve for x
    x = 491,378,284.32/24,498.80
  6. Step 6: Final answer
    x = 20,057.24

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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.