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Finding the Fourth Proportional to 24,057.80, 36,109.20 and 12,220.04

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Solution

The fourth proportional to 24,057.80, 36,109.20 and 12,220.04 is: 18,341.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,057.80 : 36,109.20 = 12,220.04 : x
  2. Step 2: Convert to fraction form
    24,057.80/36,109.20 = 12,220.04/x
  3. Step 3: Cross multiply
    24,057.80x = 36,109.20 × 12,220.04
  4. Step 4: Simplify right side
    24,057.80x = 441,255,868.37
  5. Step 5: Solve for x
    x = 441,255,868.37/24,057.80
  6. Step 6: Final answer
    x = 18,341.49

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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.