Home / 34,589.28-47,729.76-19,481.52

Finding the Fourth Proportional to 34,589.28, 47,729.76 and 19,481.52

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Solution

The fourth proportional to 34,589.28, 47,729.76 and 19,481.52 is: 26,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.28 : 47,729.76 = 19,481.52 : x
  2. Step 2: Convert to fraction form
    34,589.28/47,729.76 = 19,481.52/x
  3. Step 3: Cross multiply
    34,589.28x = 47,729.76 × 19,481.52
  4. Step 4: Simplify right side
    34,589.28x = 929,848,274.04
  5. Step 5: Solve for x
    x = 929,848,274.04/34,589.28
  6. Step 6: Final answer
    x = 26,882.56

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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.