Home / 51,830.32-71,534.48-29,179.48

Finding the Fourth Proportional to 51,830.32, 71,534.48 and 29,179.48

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Solution

The fourth proportional to 51,830.32, 71,534.48 and 29,179.48 is: 40,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,830.32 : 71,534.48 = 29,179.48 : x
  2. Step 2: Convert to fraction form
    51,830.32/71,534.48 = 29,179.48/x
  3. Step 3: Cross multiply
    51,830.32x = 71,534.48 × 29,179.48
  4. Step 4: Simplify right side
    51,830.32x = 2,087,338,928.47
  5. Step 5: Solve for x
    x = 2,087,338,928.47/51,830.32
  6. Step 6: Final answer
    x = 40,272.55

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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.