Home / 26,209.20-39,352.20-18,452.40

Finding the Fourth Proportional to 26,209.20, 39,352.20 and 18,452.40

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Solution

The fourth proportional to 26,209.20, 39,352.20 and 18,452.40 is: 27,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.20 : 39,352.20 = 18,452.40 : x
  2. Step 2: Convert to fraction form
    26,209.20/39,352.20 = 18,452.40/x
  3. Step 3: Cross multiply
    26,209.20x = 39,352.20 × 18,452.40
  4. Step 4: Simplify right side
    26,209.20x = 726,142,535.28
  5. Step 5: Solve for x
    x = 726,142,535.28/26,209.20
  6. Step 6: Final answer
    x = 27,705.64

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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.