Home / 18,103.38-24,980.24-10,446.95

Finding the Fourth Proportional to 18,103.38, 24,980.24 and 10,446.95

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Solution

The fourth proportional to 18,103.38, 24,980.24 and 10,446.95 is: 14,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103.38 : 24,980.24 = 10,446.95 : x
  2. Step 2: Convert to fraction form
    18,103.38/24,980.24 = 10,446.95/x
  3. Step 3: Cross multiply
    18,103.38x = 24,980.24 × 10,446.95
  4. Step 4: Simplify right side
    18,103.38x = 260,967,141.13
  5. Step 5: Solve for x
    x = 260,967,141.13/18,103.38
  6. Step 6: Final answer
    x = 14,415.38

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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.