Home / 21,613.70-32,393.28-11,593.60

Finding the Fourth Proportional to 21,613.70, 32,393.28 and 11,593.60

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Solution

The fourth proportional to 21,613.70, 32,393.28 and 11,593.60 is: 17,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,613.70 : 32,393.28 = 11,593.60 : x
  2. Step 2: Convert to fraction form
    21,613.70/32,393.28 = 11,593.60/x
  3. Step 3: Cross multiply
    21,613.70x = 32,393.28 × 11,593.60
  4. Step 4: Simplify right side
    21,613.70x = 375,554,650.02
  5. Step 5: Solve for x
    x = 375,554,650.02/21,613.70
  6. Step 6: Final answer
    x = 17,375.77

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1.5x scale

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.