Home / 26,605.38-39,908.64-9,962.28

Finding the Fourth Proportional to 26,605.38, 39,908.64 and 9,962.28

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Solution

The fourth proportional to 26,605.38, 39,908.64 and 9,962.28 is: 14,943.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,605.38 : 39,908.64 = 9,962.28 : x
  2. Step 2: Convert to fraction form
    26,605.38/39,908.64 = 9,962.28/x
  3. Step 3: Cross multiply
    26,605.38x = 39,908.64 × 9,962.28
  4. Step 4: Simplify right side
    26,605.38x = 397,581,046.10
  5. Step 5: Solve for x
    x = 397,581,046.10/26,605.38
  6. Step 6: Final answer
    x = 14,943.63

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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.