Home / 24,930.21-34,401.28-13,751.49

Finding the Fourth Proportional to 24,930.21, 34,401.28 and 13,751.49

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Solution

The fourth proportional to 24,930.21, 34,401.28 and 13,751.49 is: 18,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,930.21 : 34,401.28 = 13,751.49 : x
  2. Step 2: Convert to fraction form
    24,930.21/34,401.28 = 13,751.49/x
  3. Step 3: Cross multiply
    24,930.21x = 34,401.28 × 13,751.49
  4. Step 4: Simplify right side
    24,930.21x = 473,068,857.91
  5. Step 5: Solve for x
    x = 473,068,857.91/24,930.21
  6. Step 6: Final answer
    x = 18,975.73

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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.