Home / 27,474.97-37,916.36-17,921.11

Finding the Fourth Proportional to 27,474.97, 37,916.36 and 17,921.11

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Solution

The fourth proportional to 27,474.97, 37,916.36 and 17,921.11 is: 24,731.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,474.97 : 37,916.36 = 17,921.11 : x
  2. Step 2: Convert to fraction form
    27,474.97/37,916.36 = 17,921.11/x
  3. Step 3: Cross multiply
    27,474.97x = 37,916.36 × 17,921.11
  4. Step 4: Simplify right side
    27,474.97x = 679,503,258.36
  5. Step 5: Solve for x
    x = 679,503,258.36/27,474.97
  6. Step 6: Final answer
    x = 24,731.72

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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.