Home / 26,242.40-39,363.46-6,520.95

Finding the Fourth Proportional to 26,242.40, 39,363.46 and 6,520.95

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Solution

The fourth proportional to 26,242.40, 39,363.46 and 6,520.95 is: 9,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.40 : 39,363.46 = 6,520.95 : x
  2. Step 2: Convert to fraction form
    26,242.40/39,363.46 = 6,520.95/x
  3. Step 3: Cross multiply
    26,242.40x = 39,363.46 × 6,520.95
  4. Step 4: Simplify right side
    26,242.40x = 256,687,138.18
  5. Step 5: Solve for x
    x = 256,687,138.18/26,242.40
  6. Step 6: Final answer
    x = 9,781.39

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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.