Home / 27,944.47-38,562.73-15,369.43

Finding the Fourth Proportional to 27,944.47, 38,562.73 and 15,369.43

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Solution

The fourth proportional to 27,944.47, 38,562.73 and 15,369.43 is: 21,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,944.47 : 38,562.73 = 15,369.43 : x
  2. Step 2: Convert to fraction form
    27,944.47/38,562.73 = 15,369.43/x
  3. Step 3: Cross multiply
    27,944.47x = 38,562.73 × 15,369.43
  4. Step 4: Simplify right side
    27,944.47x = 592,687,179.34
  5. Step 5: Solve for x
    x = 592,687,179.34/27,944.47
  6. Step 6: Final answer
    x = 21,209.46

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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.