Home / 10,432.07-14,391.44-9,238.28

Finding the Fourth Proportional to 10,432.07, 14,391.44 and 9,238.28

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Solution

The fourth proportional to 10,432.07, 14,391.44 and 9,238.28 is: 12,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.07 : 14,391.44 = 9,238.28 : x
  2. Step 2: Convert to fraction form
    10,432.07/14,391.44 = 9,238.28/x
  3. Step 3: Cross multiply
    10,432.07x = 14,391.44 × 9,238.28
  4. Step 4: Simplify right side
    10,432.07x = 132,952,034.17
  5. Step 5: Solve for x
    x = 132,952,034.17/10,432.07
  6. Step 6: Final answer
    x = 12,744.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.