Home / 34,749.28-47,952.84-20,593.72

Finding the Fourth Proportional to 34,749.28, 47,952.84 and 20,593.72

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Solution

The fourth proportional to 34,749.28, 47,952.84 and 20,593.72 is: 28,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,749.28 : 47,952.84 = 20,593.72 : x
  2. Step 2: Convert to fraction form
    34,749.28/47,952.84 = 20,593.72/x
  3. Step 3: Cross multiply
    34,749.28x = 47,952.84 × 20,593.72
  4. Step 4: Simplify right side
    34,749.28x = 987,527,360.16
  5. Step 5: Solve for x
    x = 987,527,360.16/34,749.28
  6. Step 6: Final answer
    x = 28,418.64

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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.