Home / 24,124.40-36,186.60-19,977.20

Finding the Fourth Proportional to 24,124.40, 36,186.60 and 19,977.20

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Solution

The fourth proportional to 24,124.40, 36,186.60 and 19,977.20 is: 29,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,124.40 : 36,186.60 = 19,977.20 : x
  2. Step 2: Convert to fraction form
    24,124.40/36,186.60 = 19,977.20/x
  3. Step 3: Cross multiply
    24,124.40x = 36,186.60 × 19,977.20
  4. Step 4: Simplify right side
    24,124.40x = 722,906,945.52
  5. Step 5: Solve for x
    x = 722,906,945.52/24,124.40
  6. Step 6: Final answer
    x = 29,965.80

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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.