Home / 26,502.20-39,753.02-6,780.60

Finding the Fourth Proportional to 26,502.20, 39,753.02 and 6,780.60

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Solution

The fourth proportional to 26,502.20, 39,753.02 and 6,780.60 is: 10,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,502.20 : 39,753.02 = 6,780.60 : x
  2. Step 2: Convert to fraction form
    26,502.20/39,753.02 = 6,780.60/x
  3. Step 3: Cross multiply
    26,502.20x = 39,753.02 × 6,780.60
  4. Step 4: Simplify right side
    26,502.20x = 269,549,327.41
  5. Step 5: Solve for x
    x = 269,549,327.41/26,502.20
  6. Step 6: Final answer
    x = 10,170.83

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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.