Home / 26,250.60-39,350.70-8,711.40

Finding the Fourth Proportional to 26,250.60, 39,350.70 and 8,711.40

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Solution

The fourth proportional to 26,250.60, 39,350.70 and 8,711.40 is: 13,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.60 : 39,350.70 = 8,711.40 : x
  2. Step 2: Convert to fraction form
    26,250.60/39,350.70 = 8,711.40/x
  3. Step 3: Cross multiply
    26,250.60x = 39,350.70 × 8,711.40
  4. Step 4: Simplify right side
    26,250.60x = 342,799,687.98
  5. Step 5: Solve for x
    x = 342,799,687.98/26,250.60
  6. Step 6: Final answer
    x = 13,058.74

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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.