Home / 24,142.19-33,315.62-13,387.10

Finding the Fourth Proportional to 24,142.19, 33,315.62 and 13,387.10

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Solution

The fourth proportional to 24,142.19, 33,315.62 and 13,387.10 is: 18,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,142.19 : 33,315.62 = 13,387.10 : x
  2. Step 2: Convert to fraction form
    24,142.19/33,315.62 = 13,387.10/x
  3. Step 3: Cross multiply
    24,142.19x = 33,315.62 × 13,387.10
  4. Step 4: Simplify right side
    24,142.19x = 445,999,469.57
  5. Step 5: Solve for x
    x = 445,999,469.57/24,142.19
  6. Step 6: Final answer
    x = 18,473.87

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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.