Home / 39,486.19-54,455.67-32,761.17

Finding the Fourth Proportional to 39,486.19, 54,455.67 and 32,761.17

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Solution

The fourth proportional to 39,486.19, 54,455.67 and 32,761.17 is: 45,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,486.19 : 54,455.67 = 32,761.17 : x
  2. Step 2: Convert to fraction form
    39,486.19/54,455.67 = 32,761.17/x
  3. Step 3: Cross multiply
    39,486.19x = 54,455.67 × 32,761.17
  4. Step 4: Simplify right side
    39,486.19x = 1,784,031,462.33
  5. Step 5: Solve for x
    x = 1,784,031,462.33/39,486.19
  6. Step 6: Final answer
    x = 45,181.15

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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.