Home / 39,731.59-59,596.45-20,004.85

Finding the Fourth Proportional to 39,731.59, 59,596.45 and 20,004.85

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Solution

The fourth proportional to 39,731.59, 59,596.45 and 20,004.85 is: 30,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731.59 : 59,596.45 = 20,004.85 : x
  2. Step 2: Convert to fraction form
    39,731.59/59,596.45 = 20,004.85/x
  3. Step 3: Cross multiply
    39,731.59x = 59,596.45 × 20,004.85
  4. Step 4: Simplify right side
    39,731.59x = 1,192,218,042.78
  5. Step 5: Solve for x
    x = 1,192,218,042.78/39,731.59
  6. Step 6: Final answer
    x = 30,006.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.