Home / 26,963.12-40,425.24-9,428.24

Finding the Fourth Proportional to 26,963.12, 40,425.24 and 9,428.24

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Solution

The fourth proportional to 26,963.12, 40,425.24 and 9,428.24 is: 14,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,963.12 : 40,425.24 = 9,428.24 : x
  2. Step 2: Convert to fraction form
    26,963.12/40,425.24 = 9,428.24/x
  3. Step 3: Cross multiply
    26,963.12x = 40,425.24 × 9,428.24
  4. Step 4: Simplify right side
    26,963.12x = 381,138,864.78
  5. Step 5: Solve for x
    x = 381,138,864.78/26,963.12
  6. Step 6: Final answer
    x = 14,135.56

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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.