Home / 17,117.04-25,657.72-8,339.88

Finding the Fourth Proportional to 17,117.04, 25,657.72 and 8,339.88

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Solution

The fourth proportional to 17,117.04, 25,657.72 and 8,339.88 is: 12,501.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.04 : 25,657.72 = 8,339.88 : x
  2. Step 2: Convert to fraction form
    17,117.04/25,657.72 = 8,339.88/x
  3. Step 3: Cross multiply
    17,117.04x = 25,657.72 × 8,339.88
  4. Step 4: Simplify right side
    17,117.04x = 213,982,305.87
  5. Step 5: Solve for x
    x = 213,982,305.87/17,117.04
  6. Step 6: Final answer
    x = 12,501.13

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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.