Home / 17,695.45-24,414.78-10,981.36

Finding the Fourth Proportional to 17,695.45, 24,414.78 and 10,981.36

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Solution

The fourth proportional to 17,695.45, 24,414.78 and 10,981.36 is: 15,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,695.45 : 24,414.78 = 10,981.36 : x
  2. Step 2: Convert to fraction form
    17,695.45/24,414.78 = 10,981.36/x
  3. Step 3: Cross multiply
    17,695.45x = 24,414.78 × 10,981.36
  4. Step 4: Simplify right side
    17,695.45x = 268,107,488.50
  5. Step 5: Solve for x
    x = 268,107,488.50/17,695.45
  6. Step 6: Final answer
    x = 15,151.21

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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.