Home / 24,451.20-36,701.10-11,985.30

Finding the Fourth Proportional to 24,451.20, 36,701.10 and 11,985.30

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Solution

The fourth proportional to 24,451.20, 36,701.10 and 11,985.30 is: 17,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,451.20 : 36,701.10 = 11,985.30 : x
  2. Step 2: Convert to fraction form
    24,451.20/36,701.10 = 11,985.30/x
  3. Step 3: Cross multiply
    24,451.20x = 36,701.10 × 11,985.30
  4. Step 4: Simplify right side
    24,451.20x = 439,873,693.83
  5. Step 5: Solve for x
    x = 439,873,693.83/24,451.20
  6. Step 6: Final answer
    x = 17,989.86

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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.