Home / 52,872.60-72,957.42-30,213.03

Finding the Fourth Proportional to 52,872.60, 72,957.42 and 30,213.03

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Solution

The fourth proportional to 52,872.60, 72,957.42 and 30,213.03 is: 41,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.60 : 72,957.42 = 30,213.03 : x
  2. Step 2: Convert to fraction form
    52,872.60/72,957.42 = 30,213.03/x
  3. Step 3: Cross multiply
    52,872.60x = 72,957.42 × 30,213.03
  4. Step 4: Simplify right side
    52,872.60x = 2,204,264,719.18
  5. Step 5: Solve for x
    x = 2,204,264,719.18/52,872.60
  6. Step 6: Final answer
    x = 41,690.11

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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.