Home / 30,153.97-41,609.33-17,402.85

Finding the Fourth Proportional to 30,153.97, 41,609.33 and 17,402.85

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Solution

The fourth proportional to 30,153.97, 41,609.33 and 17,402.85 is: 24,014.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.97 : 41,609.33 = 17,402.85 : x
  2. Step 2: Convert to fraction form
    30,153.97/41,609.33 = 17,402.85/x
  3. Step 3: Cross multiply
    30,153.97x = 41,609.33 × 17,402.85
  4. Step 4: Simplify right side
    30,153.97x = 724,120,972.10
  5. Step 5: Solve for x
    x = 724,120,972.10/30,153.97
  6. Step 6: Final answer
    x = 24,014.12

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1.5x scale

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.