Home / 27,242.34-37,615.42-21,960.73

Finding the Fourth Proportional to 27,242.34, 37,615.42 and 21,960.73

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Solution

The fourth proportional to 27,242.34, 37,615.42 and 21,960.73 is: 30,322.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,242.34 : 37,615.42 = 21,960.73 : x
  2. Step 2: Convert to fraction form
    27,242.34/37,615.42 = 21,960.73/x
  3. Step 3: Cross multiply
    27,242.34x = 37,615.42 × 21,960.73
  4. Step 4: Simplify right side
    27,242.34x = 826,062,082.46
  5. Step 5: Solve for x
    x = 826,062,082.46/27,242.34
  6. Step 6: Final answer
    x = 30,322.73

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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.