Home / 24,287.40-33,519.78-13,679.08

Finding the Fourth Proportional to 24,287.40, 33,519.78 and 13,679.08

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Solution

The fourth proportional to 24,287.40, 33,519.78 and 13,679.08 is: 18,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,287.40 : 33,519.78 = 13,679.08 : x
  2. Step 2: Convert to fraction form
    24,287.40/33,519.78 = 13,679.08/x
  3. Step 3: Cross multiply
    24,287.40x = 33,519.78 × 13,679.08
  4. Step 4: Simplify right side
    24,287.40x = 458,519,752.20
  5. Step 5: Solve for x
    x = 458,519,752.20/24,287.40
  6. Step 6: Final answer
    x = 18,878.91

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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.