Home / 23,158.46-34,691.18-10,661.12

Finding the Fourth Proportional to 23,158.46, 34,691.18 and 10,661.12

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Solution

The fourth proportional to 23,158.46, 34,691.18 and 10,661.12 is: 15,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,158.46 : 34,691.18 = 10,661.12 : x
  2. Step 2: Convert to fraction form
    23,158.46/34,691.18 = 10,661.12/x
  3. Step 3: Cross multiply
    23,158.46x = 34,691.18 × 10,661.12
  4. Step 4: Simplify right side
    23,158.46x = 369,846,832.92
  5. Step 5: Solve for x
    x = 369,846,832.92/23,158.46
  6. Step 6: Final answer
    x = 15,970.27

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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.