Home / 17,129.32-25,691.01-4,647.70

Finding the Fourth Proportional to 17,129.32, 25,691.01 and 4,647.70

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Solution

The fourth proportional to 17,129.32, 25,691.01 and 4,647.70 is: 6,970.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.32 : 25,691.01 = 4,647.70 : x
  2. Step 2: Convert to fraction form
    17,129.32/25,691.01 = 4,647.70/x
  3. Step 3: Cross multiply
    17,129.32x = 25,691.01 × 4,647.70
  4. Step 4: Simplify right side
    17,129.32x = 119,404,107.18
  5. Step 5: Solve for x
    x = 119,404,107.18/17,129.32
  6. Step 6: Final answer
    x = 6,970.74

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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.