Home / 24,143.13-33,331.86-15,198.30

Finding the Fourth Proportional to 24,143.13, 33,331.86 and 15,198.30

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Solution

The fourth proportional to 24,143.13, 33,331.86 and 15,198.30 is: 20,982.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,143.13 : 33,331.86 = 15,198.30 : x
  2. Step 2: Convert to fraction form
    24,143.13/33,331.86 = 15,198.30/x
  3. Step 3: Cross multiply
    24,143.13x = 33,331.86 × 15,198.30
  4. Step 4: Simplify right side
    24,143.13x = 506,587,607.84
  5. Step 5: Solve for x
    x = 506,587,607.84/24,143.13
  6. Step 6: Final answer
    x = 20,982.68

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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.