Home / 24,290.76-33,520.56-13,680.48

Finding the Fourth Proportional to 24,290.76, 33,520.56 and 13,680.48

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Solution

The fourth proportional to 24,290.76, 33,520.56 and 13,680.48 is: 18,878.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,290.76 : 33,520.56 = 13,680.48 : x
  2. Step 2: Convert to fraction form
    24,290.76/33,520.56 = 13,680.48/x
  3. Step 3: Cross multiply
    24,290.76x = 33,520.56 × 13,680.48
  4. Step 4: Simplify right side
    24,290.76x = 458,577,350.67
  5. Step 5: Solve for x
    x = 458,577,350.67/24,290.76
  6. Step 6: Final answer
    x = 18,878.67

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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.