Home / 38,338.13-57,487.75-17,543.81

Finding the Fourth Proportional to 38,338.13, 57,487.75 and 17,543.81

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Solution

The fourth proportional to 38,338.13, 57,487.75 and 17,543.81 is: 26,306.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,338.13 : 57,487.75 = 17,543.81 : x
  2. Step 2: Convert to fraction form
    38,338.13/57,487.75 = 17,543.81/x
  3. Step 3: Cross multiply
    38,338.13x = 57,487.75 × 17,543.81
  4. Step 4: Simplify right side
    38,338.13x = 1,008,554,263.19
  5. Step 5: Solve for x
    x = 1,008,554,263.19/38,338.13
  6. Step 6: Final answer
    x = 26,306.82

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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.