Home / 17,631.54-26,447.04-7,101.32

Finding the Fourth Proportional to 17,631.54, 26,447.04 and 7,101.32

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Solution

The fourth proportional to 17,631.54, 26,447.04 and 7,101.32 is: 10,651.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.54 : 26,447.04 = 7,101.32 : x
  2. Step 2: Convert to fraction form
    17,631.54/26,447.04 = 7,101.32/x
  3. Step 3: Cross multiply
    17,631.54x = 26,447.04 × 7,101.32
  4. Step 4: Simplify right side
    17,631.54x = 187,808,726.35
  5. Step 5: Solve for x
    x = 187,808,726.35/17,631.54
  6. Step 6: Final answer
    x = 10,651.86

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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.