Home / 39,692.81-54,747.18-26,275.56

Finding the Fourth Proportional to 39,692.81, 54,747.18 and 26,275.56

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Solution

The fourth proportional to 39,692.81, 54,747.18 and 26,275.56 is: 36,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,692.81 : 54,747.18 = 26,275.56 : x
  2. Step 2: Convert to fraction form
    39,692.81/54,747.18 = 26,275.56/x
  3. Step 3: Cross multiply
    39,692.81x = 54,747.18 × 26,275.56
  4. Step 4: Simplify right side
    39,692.81x = 1,438,512,812.92
  5. Step 5: Solve for x
    x = 1,438,512,812.92/39,692.81
  6. Step 6: Final answer
    x = 36,241.15

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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.