Home / 48,077.96-72,082.38-21,769.16

Finding the Fourth Proportional to 48,077.96, 72,082.38 and 21,769.16

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Solution

The fourth proportional to 48,077.96, 72,082.38 and 21,769.16 is: 32,638.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,077.96 : 72,082.38 = 21,769.16 : x
  2. Step 2: Convert to fraction form
    48,077.96/72,082.38 = 21,769.16/x
  3. Step 3: Cross multiply
    48,077.96x = 72,082.38 × 21,769.16
  4. Step 4: Simplify right side
    48,077.96x = 1,569,172,863.40
  5. Step 5: Solve for x
    x = 1,569,172,863.40/48,077.96
  6. Step 6: Final answer
    x = 32,638.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.