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Finding the Fourth Proportional to 17,597.62, 26,398.10 and 4,947.35

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Solution

The fourth proportional to 17,597.62, 26,398.10 and 4,947.35 is: 7,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,597.62 : 26,398.10 = 4,947.35 : x
  2. Step 2: Convert to fraction form
    17,597.62/26,398.10 = 4,947.35/x
  3. Step 3: Cross multiply
    17,597.62x = 26,398.10 × 4,947.35
  4. Step 4: Simplify right side
    17,597.62x = 130,600,640.04
  5. Step 5: Solve for x
    x = 130,600,640.04/17,597.62
  6. Step 6: Final answer
    x = 7,421.49

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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.