Home / 51,732.18-71,390.43-29,071.17

Finding the Fourth Proportional to 51,732.18, 71,390.43 and 29,071.17

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Solution

The fourth proportional to 51,732.18, 71,390.43 and 29,071.17 is: 40,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732.18 : 71,390.43 = 29,071.17 : x
  2. Step 2: Convert to fraction form
    51,732.18/71,390.43 = 29,071.17/x
  3. Step 3: Cross multiply
    51,732.18x = 71,390.43 × 29,071.17
  4. Step 4: Simplify right side
    51,732.18x = 2,075,403,326.90
  5. Step 5: Solve for x
    x = 2,075,403,326.90/51,732.18
  6. Step 6: Final answer
    x = 40,118.23

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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.