Home / 51,577.44-71,174.16-29,220

Finding the Fourth Proportional to 51,577.44, 71,174.16 and 29,220

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Solution

The fourth proportional to 51,577.44, 71,174.16 and 29,220 is: 40,322.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,577.44 : 71,174.16 = 29,220 : x
  2. Step 2: Convert to fraction form
    51,577.44/71,174.16 = 29,220/x
  3. Step 3: Cross multiply
    51,577.44x = 71,174.16 × 29,220
  4. Step 4: Simplify right side
    51,577.44x = 2,079,708,955.20
  5. Step 5: Solve for x
    x = 2,079,708,955.20/51,577.44
  6. Step 6: Final answer
    x = 40,322.07

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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.