Home / 27,943.64-38,546.85-17,715.97

Finding the Fourth Proportional to 27,943.64, 38,546.85 and 17,715.97

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Solution

The fourth proportional to 27,943.64, 38,546.85 and 17,715.97 is: 24,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.64 : 38,546.85 = 17,715.97 : x
  2. Step 2: Convert to fraction form
    27,943.64/38,546.85 = 17,715.97/x
  3. Step 3: Cross multiply
    27,943.64x = 38,546.85 × 17,715.97
  4. Step 4: Simplify right side
    27,943.64x = 682,894,838.19
  5. Step 5: Solve for x
    x = 682,894,838.19/27,943.64
  6. Step 6: Final answer
    x = 24,438.29

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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.