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Finding the Fourth Proportional to 17,011.16, 25,482.17 and 8,785.88

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Solution

The fourth proportional to 17,011.16, 25,482.17 and 8,785.88 is: 13,160.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.16 : 25,482.17 = 8,785.88 : x
  2. Step 2: Convert to fraction form
    17,011.16/25,482.17 = 8,785.88/x
  3. Step 3: Cross multiply
    17,011.16x = 25,482.17 × 8,785.88
  4. Step 4: Simplify right side
    17,011.16x = 223,883,182.31
  5. Step 5: Solve for x
    x = 223,883,182.31/17,011.16
  6. Step 6: Final answer
    x = 13,160.96

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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.