Home / 24,291.40-33,521.46-13,680.80

Finding the Fourth Proportional to 24,291.40, 33,521.46 and 13,680.80

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Solution

The fourth proportional to 24,291.40, 33,521.46 and 13,680.80 is: 18,879.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,291.40 : 33,521.46 = 13,680.80 : x
  2. Step 2: Convert to fraction form
    24,291.40/33,521.46 = 13,680.80/x
  3. Step 3: Cross multiply
    24,291.40x = 33,521.46 × 13,680.80
  4. Step 4: Simplify right side
    24,291.40x = 458,600,389.97
  5. Step 5: Solve for x
    x = 458,600,389.97/24,291.40
  6. Step 6: Final answer
    x = 18,879.13

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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.