Home / 54,337.13-81,506.70-16,896.90

Finding the Fourth Proportional to 54,337.13, 81,506.70 and 16,896.90

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Solution

The fourth proportional to 54,337.13, 81,506.70 and 16,896.90 is: 25,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,337.13 : 81,506.70 = 16,896.90 : x
  2. Step 2: Convert to fraction form
    54,337.13/81,506.70 = 16,896.90/x
  3. Step 3: Cross multiply
    54,337.13x = 81,506.70 × 16,896.90
  4. Step 4: Simplify right side
    54,337.13x = 1,377,210,559.23
  5. Step 5: Solve for x
    x = 1,377,210,559.23/54,337.13
  6. Step 6: Final answer
    x = 25,345.66

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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.