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Finding the Fourth Proportional to 17,167.08, 25,612.35 and 15,295.80

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Solution

The fourth proportional to 17,167.08, 25,612.35 and 15,295.80 is: 22,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,167.08 : 25,612.35 = 15,295.80 : x
  2. Step 2: Convert to fraction form
    17,167.08/25,612.35 = 15,295.80/x
  3. Step 3: Cross multiply
    17,167.08x = 25,612.35 × 15,295.80
  4. Step 4: Simplify right side
    17,167.08x = 391,761,383.13
  5. Step 5: Solve for x
    x = 391,761,383.13/17,167.08
  6. Step 6: Final answer
    x = 22,820.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.