Home / 17,176.16-25,731.56-9,785.72

Finding the Fourth Proportional to 17,176.16, 25,731.56 and 9,785.72

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Solution

The fourth proportional to 17,176.16, 25,731.56 and 9,785.72 is: 14,659.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,176.16 : 25,731.56 = 9,785.72 : x
  2. Step 2: Convert to fraction form
    17,176.16/25,731.56 = 9,785.72/x
  3. Step 3: Cross multiply
    17,176.16x = 25,731.56 × 9,785.72
  4. Step 4: Simplify right side
    17,176.16x = 251,801,841.32
  5. Step 5: Solve for x
    x = 251,801,841.32/17,176.16
  6. Step 6: Final answer
    x = 14,659.96

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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.