Home / 45,434.76-68,161.26-17,354.90

Finding the Fourth Proportional to 45,434.76, 68,161.26 and 17,354.90

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Solution

The fourth proportional to 45,434.76, 68,161.26 and 17,354.90 is: 26,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,434.76 : 68,161.26 = 17,354.90 : x
  2. Step 2: Convert to fraction form
    45,434.76/68,161.26 = 17,354.90/x
  3. Step 3: Cross multiply
    45,434.76x = 68,161.26 × 17,354.90
  4. Step 4: Simplify right side
    45,434.76x = 1,182,931,851.17
  5. Step 5: Solve for x
    x = 1,182,931,851.17/45,434.76
  6. Step 6: Final answer
    x = 26,035.83

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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.