Home / 27,213.52-37,551.75-15,278.17

Finding the Fourth Proportional to 27,213.52, 37,551.75 and 15,278.17

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Solution

The fourth proportional to 27,213.52, 37,551.75 and 15,278.17 is: 21,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.52 : 37,551.75 = 15,278.17 : x
  2. Step 2: Convert to fraction form
    27,213.52/37,551.75 = 15,278.17/x
  3. Step 3: Cross multiply
    27,213.52x = 37,551.75 × 15,278.17
  4. Step 4: Simplify right side
    27,213.52x = 573,722,020.30
  5. Step 5: Solve for x
    x = 573,722,020.30/27,213.52
  6. Step 6: Final answer
    x = 21,082.24

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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.