Home / 35,947.80-49,608.45-20,031.71

Finding the Fourth Proportional to 35,947.80, 49,608.45 and 20,031.71

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Solution

The fourth proportional to 35,947.80, 49,608.45 and 20,031.71 is: 27,644.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,947.80 : 49,608.45 = 20,031.71 : x
  2. Step 2: Convert to fraction form
    35,947.80/49,608.45 = 20,031.71/x
  3. Step 3: Cross multiply
    35,947.80x = 49,608.45 × 20,031.71
  4. Step 4: Simplify right side
    35,947.80x = 993,741,835.91
  5. Step 5: Solve for x
    x = 993,741,835.91/35,947.80
  6. Step 6: Final answer
    x = 27,644.02

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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.