Home / 19,944.38-27,523.13-10,869.72

Finding the Fourth Proportional to 19,944.38, 27,523.13 and 10,869.72

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Solution

The fourth proportional to 19,944.38, 27,523.13 and 10,869.72 is: 15,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.38 : 27,523.13 = 10,869.72 : x
  2. Step 2: Convert to fraction form
    19,944.38/27,523.13 = 10,869.72/x
  3. Step 3: Cross multiply
    19,944.38x = 27,523.13 × 10,869.72
  4. Step 4: Simplify right side
    19,944.38x = 299,168,662.28
  5. Step 5: Solve for x
    x = 299,168,662.28/19,944.38
  6. Step 6: Final answer
    x = 15,000.15

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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.