Home / 34,589.72-47,734.92-20,250.96

Finding the Fourth Proportional to 34,589.72, 47,734.92 and 20,250.96

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Solution

The fourth proportional to 34,589.72, 47,734.92 and 20,250.96 is: 27,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.72 : 47,734.92 = 20,250.96 : x
  2. Step 2: Convert to fraction form
    34,589.72/47,734.92 = 20,250.96/x
  3. Step 3: Cross multiply
    34,589.72x = 47,734.92 × 20,250.96
  4. Step 4: Simplify right side
    34,589.72x = 966,677,955.52
  5. Step 5: Solve for x
    x = 966,677,955.52/34,589.72
  6. Step 6: Final answer
    x = 27,946.97

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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.