Home / 26,405.27-39,605.99-9,757.55

Finding the Fourth Proportional to 26,405.27, 39,605.99 and 9,757.55

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Solution

The fourth proportional to 26,405.27, 39,605.99 and 9,757.55 is: 14,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.27 : 39,605.99 = 9,757.55 : x
  2. Step 2: Convert to fraction form
    26,405.27/39,605.99 = 9,757.55/x
  3. Step 3: Cross multiply
    26,405.27x = 39,605.99 × 9,757.55
  4. Step 4: Simplify right side
    26,405.27x = 386,457,180.91
  5. Step 5: Solve for x
    x = 386,457,180.91/26,405.27
  6. Step 6: Final answer
    x = 14,635.61

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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.