Home / 52,744.72-72,787.66-28,871.18

Finding the Fourth Proportional to 52,744.72, 72,787.66 and 28,871.18

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Solution

The fourth proportional to 52,744.72, 72,787.66 and 28,871.18 is: 39,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,744.72 : 72,787.66 = 28,871.18 : x
  2. Step 2: Convert to fraction form
    52,744.72/72,787.66 = 28,871.18/x
  3. Step 3: Cross multiply
    52,744.72x = 72,787.66 × 28,871.18
  4. Step 4: Simplify right side
    52,744.72x = 2,101,465,633.64
  5. Step 5: Solve for x
    x = 2,101,465,633.64/52,744.72
  6. Step 6: Final answer
    x = 39,842.20

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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.