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Finding the Fourth Proportional to 25,348.20, 34,964.04 and 16,259.17

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Solution

The fourth proportional to 25,348.20, 34,964.04 and 16,259.17 is: 22,427.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.20 : 34,964.04 = 16,259.17 : x
  2. Step 2: Convert to fraction form
    25,348.20/34,964.04 = 16,259.17/x
  3. Step 3: Cross multiply
    25,348.20x = 34,964.04 × 16,259.17
  4. Step 4: Simplify right side
    25,348.20x = 568,486,270.25
  5. Step 5: Solve for x
    x = 568,486,270.25/25,348.20
  6. Step 6: Final answer
    x = 22,427.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.