Home / 48,053.13-72,079.70-21,757.29

Finding the Fourth Proportional to 48,053.13, 72,079.70 and 21,757.29

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Solution

The fourth proportional to 48,053.13, 72,079.70 and 21,757.29 is: 32,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,053.13 : 72,079.70 = 21,757.29 : x
  2. Step 2: Convert to fraction form
    48,053.13/72,079.70 = 21,757.29/x
  3. Step 3: Cross multiply
    48,053.13x = 72,079.70 × 21,757.29
  4. Step 4: Simplify right side
    48,053.13x = 1,568,258,936.01
  5. Step 5: Solve for x
    x = 1,568,258,936.01/48,053.13
  6. Step 6: Final answer
    x = 32,635.94

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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.