Home / 10,150.68-15,229.62-7,956.12

Finding the Fourth Proportional to 10,150.68, 15,229.62 and 7,956.12

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Solution

The fourth proportional to 10,150.68, 15,229.62 and 7,956.12 is: 11,937.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.68 : 15,229.62 = 7,956.12 : x
  2. Step 2: Convert to fraction form
    10,150.68/15,229.62 = 7,956.12/x
  3. Step 3: Cross multiply
    10,150.68x = 15,229.62 × 7,956.12
  4. Step 4: Simplify right side
    10,150.68x = 121,168,684.27
  5. Step 5: Solve for x
    x = 121,168,684.27/10,150.68
  6. Step 6: Final answer
    x = 11,937.00

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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.