Home / 56,879.16-85,335.12-17,442.06

Finding the Fourth Proportional to 56,879.16, 85,335.12 and 17,442.06

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Solution

The fourth proportional to 56,879.16, 85,335.12 and 17,442.06 is: 26,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,879.16 : 85,335.12 = 17,442.06 : x
  2. Step 2: Convert to fraction form
    56,879.16/85,335.12 = 17,442.06/x
  3. Step 3: Cross multiply
    56,879.16x = 85,335.12 × 17,442.06
  4. Step 4: Simplify right side
    56,879.16x = 1,488,420,283.15
  5. Step 5: Solve for x
    x = 1,488,420,283.15/56,879.16
  6. Step 6: Final answer
    x = 26,168.11

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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.