Home / 17,451.10-26,176.31-4,971.20

Finding the Fourth Proportional to 17,451.10, 26,176.31 and 4,971.20

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Solution

The fourth proportional to 17,451.10, 26,176.31 and 4,971.20 is: 7,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,451.10 : 26,176.31 = 4,971.20 : x
  2. Step 2: Convert to fraction form
    17,451.10/26,176.31 = 4,971.20/x
  3. Step 3: Cross multiply
    17,451.10x = 26,176.31 × 4,971.20
  4. Step 4: Simplify right side
    17,451.10x = 130,127,663.78
  5. Step 5: Solve for x
    x = 130,127,663.78/17,451.10
  6. Step 6: Final answer
    x = 7,456.70

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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.