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Finding the Fourth Proportional to 23,382.70, 35,074.20 and 9,343.91

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Solution

The fourth proportional to 23,382.70, 35,074.20 and 9,343.91 is: 14,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,382.70 : 35,074.20 = 9,343.91 : x
  2. Step 2: Convert to fraction form
    23,382.70/35,074.20 = 9,343.91/x
  3. Step 3: Cross multiply
    23,382.70x = 35,074.20 × 9,343.91
  4. Step 4: Simplify right side
    23,382.70x = 327,730,168.12
  5. Step 5: Solve for x
    x = 327,730,168.12/23,382.70
  6. Step 6: Final answer
    x = 14,015.92

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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.