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Finding the Fourth Proportional to 24,116.80, 36,175.20 and 19,739.20

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Solution

The fourth proportional to 24,116.80, 36,175.20 and 19,739.20 is: 29,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,116.80 : 36,175.20 = 19,739.20 : x
  2. Step 2: Convert to fraction form
    24,116.80/36,175.20 = 19,739.20/x
  3. Step 3: Cross multiply
    24,116.80x = 36,175.20 × 19,739.20
  4. Step 4: Simplify right side
    24,116.80x = 714,069,507.84
  5. Step 5: Solve for x
    x = 714,069,507.84/24,116.80
  6. Step 6: Final answer
    x = 29,608.80

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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.