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Finding the Fourth Proportional to 24,452.70, 36,703.35 and 11,986.80

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Solution

The fourth proportional to 24,452.70, 36,703.35 and 11,986.80 is: 17,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,452.70 : 36,703.35 = 11,986.80 : x
  2. Step 2: Convert to fraction form
    24,452.70/36,703.35 = 11,986.80/x
  3. Step 3: Cross multiply
    24,452.70x = 36,703.35 × 11,986.80
  4. Step 4: Simplify right side
    24,452.70x = 439,955,715.78
  5. Step 5: Solve for x
    x = 439,955,715.78/24,452.70
  6. Step 6: Final answer
    x = 17,992.11

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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.