Home / 51,679.44-71,316.72-29,018.61

Finding the Fourth Proportional to 51,679.44, 71,316.72 and 29,018.61

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Solution

The fourth proportional to 51,679.44, 71,316.72 and 29,018.61 is: 40,045.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,679.44 : 71,316.72 = 29,018.61 : x
  2. Step 2: Convert to fraction form
    51,679.44/71,316.72 = 29,018.61/x
  3. Step 3: Cross multiply
    51,679.44x = 71,316.72 × 29,018.61
  4. Step 4: Simplify right side
    51,679.44x = 2,069,512,084.16
  5. Step 5: Solve for x
    x = 2,069,512,084.16/51,679.44
  6. Step 6: Final answer
    x = 40,045.17

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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.