Home / 51,948.30-71,687.58-29,287.32

Finding the Fourth Proportional to 51,948.30, 71,687.58 and 29,287.32

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Solution

The fourth proportional to 51,948.30, 71,687.58 and 29,287.32 is: 40,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,948.30 : 71,687.58 = 29,287.32 : x
  2. Step 2: Convert to fraction form
    51,948.30/71,687.58 = 29,287.32/x
  3. Step 3: Cross multiply
    51,948.30x = 71,687.58 × 29,287.32
  4. Step 4: Simplify right side
    51,948.30x = 2,099,537,095.49
  5. Step 5: Solve for x
    x = 2,099,537,095.49/51,948.30
  6. Step 6: Final answer
    x = 40,415.90

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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.