Home / 22,419.60-33,535.74-15,755.64

Finding the Fourth Proportional to 22,419.60, 33,535.74 and 15,755.64

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Solution

The fourth proportional to 22,419.60, 33,535.74 and 15,755.64 is: 23,567.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.60 : 33,535.74 = 15,755.64 : x
  2. Step 2: Convert to fraction form
    22,419.60/33,535.74 = 15,755.64/x
  3. Step 3: Cross multiply
    22,419.60x = 33,535.74 × 15,755.64
  4. Step 4: Simplify right side
    22,419.60x = 528,377,046.57
  5. Step 5: Solve for x
    x = 528,377,046.57/22,419.60
  6. Step 6: Final answer
    x = 23,567.64

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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.