Home / 24,290.21-33,520.61-13,680.03

Finding the Fourth Proportional to 24,290.21, 33,520.61 and 13,680.03

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Solution

The fourth proportional to 24,290.21, 33,520.61 and 13,680.03 is: 18,878.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,290.21 : 33,520.61 = 13,680.03 : x
  2. Step 2: Convert to fraction form
    24,290.21/33,520.61 = 13,680.03/x
  3. Step 3: Cross multiply
    24,290.21x = 33,520.61 × 13,680.03
  4. Step 4: Simplify right side
    24,290.21x = 458,562,882.02
  5. Step 5: Solve for x
    x = 458,562,882.02/24,290.21
  6. Step 6: Final answer
    x = 18,878.51

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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.