Home / 30,360.96-41,885.10-17,613.18

Finding the Fourth Proportional to 30,360.96, 41,885.10 and 17,613.18

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Solution

The fourth proportional to 30,360.96, 41,885.10 and 17,613.18 is: 24,298.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360.96 : 41,885.10 = 17,613.18 : x
  2. Step 2: Convert to fraction form
    30,360.96/41,885.10 = 17,613.18/x
  3. Step 3: Cross multiply
    30,360.96x = 41,885.10 × 17,613.18
  4. Step 4: Simplify right side
    30,360.96x = 737,729,805.62
  5. Step 5: Solve for x
    x = 737,729,805.62/30,360.96
  6. Step 6: Final answer
    x = 24,298.63

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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.