Home / 24,920.30-34,390.14-13,742.30

Finding the Fourth Proportional to 24,920.30, 34,390.14 and 13,742.30

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Solution

The fourth proportional to 24,920.30, 34,390.14 and 13,742.30 is: 18,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,920.30 : 34,390.14 = 13,742.30 : x
  2. Step 2: Convert to fraction form
    24,920.30/34,390.14 = 13,742.30/x
  3. Step 3: Cross multiply
    24,920.30x = 34,390.14 × 13,742.30
  4. Step 4: Simplify right side
    24,920.30x = 472,599,620.92
  5. Step 5: Solve for x
    x = 472,599,620.92/24,920.30
  6. Step 6: Final answer
    x = 18,964.44

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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.