Home / 26,500.56-39,755.70-10,909.68

Finding the Fourth Proportional to 26,500.56, 39,755.70 and 10,909.68

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Solution

The fourth proportional to 26,500.56, 39,755.70 and 10,909.68 is: 16,366.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.56 : 39,755.70 = 10,909.68 : x
  2. Step 2: Convert to fraction form
    26,500.56/39,755.70 = 10,909.68/x
  3. Step 3: Cross multiply
    26,500.56x = 39,755.70 × 10,909.68
  4. Step 4: Simplify right side
    26,500.56x = 433,721,965.18
  5. Step 5: Solve for x
    x = 433,721,965.18/26,500.56
  6. Step 6: Final answer
    x = 16,366.52

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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.