Home / 51,677.15-71,308.98-29,018.61

Finding the Fourth Proportional to 51,677.15, 71,308.98 and 29,018.61

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Solution

The fourth proportional to 51,677.15, 71,308.98 and 29,018.61 is: 40,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677.15 : 71,308.98 = 29,018.61 : x
  2. Step 2: Convert to fraction form
    51,677.15/71,308.98 = 29,018.61/x
  3. Step 3: Cross multiply
    51,677.15x = 71,308.98 × 29,018.61
  4. Step 4: Simplify right side
    51,677.15x = 2,069,287,480.12
  5. Step 5: Solve for x
    x = 2,069,287,480.12/51,677.15
  6. Step 6: Final answer
    x = 40,042.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.