Home / 24,155.40-36,233.10-20,814.60

Finding the Fourth Proportional to 24,155.40, 36,233.10 and 20,814.60

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Solution

The fourth proportional to 24,155.40, 36,233.10 and 20,814.60 is: 31,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,155.40 : 36,233.10 = 20,814.60 : x
  2. Step 2: Convert to fraction form
    24,155.40/36,233.10 = 20,814.60/x
  3. Step 3: Cross multiply
    24,155.40x = 36,233.10 × 20,814.60
  4. Step 4: Simplify right side
    24,155.40x = 754,177,483.26
  5. Step 5: Solve for x
    x = 754,177,483.26/24,155.40
  6. Step 6: Final answer
    x = 31,221.90

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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.