Home / 24,456.80-36,685.20-19,499.60

Finding the Fourth Proportional to 24,456.80, 36,685.20 and 19,499.60

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Solution

The fourth proportional to 24,456.80, 36,685.20 and 19,499.60 is: 29,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,456.80 : 36,685.20 = 19,499.60 : x
  2. Step 2: Convert to fraction form
    24,456.80/36,685.20 = 19,499.60/x
  3. Step 3: Cross multiply
    24,456.80x = 36,685.20 × 19,499.60
  4. Step 4: Simplify right side
    24,456.80x = 715,346,725.92
  5. Step 5: Solve for x
    x = 715,346,725.92/24,456.80
  6. Step 6: Final answer
    x = 29,249.40

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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.