Home / 39,001.92-58,508.96-12,700.55

Finding the Fourth Proportional to 39,001.92, 58,508.96 and 12,700.55

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Solution

The fourth proportional to 39,001.92, 58,508.96 and 12,700.55 is: 19,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001.92 : 58,508.96 = 12,700.55 : x
  2. Step 2: Convert to fraction form
    39,001.92/58,508.96 = 12,700.55/x
  3. Step 3: Cross multiply
    39,001.92x = 58,508.96 × 12,700.55
  4. Step 4: Simplify right side
    39,001.92x = 743,095,615.88
  5. Step 5: Solve for x
    x = 743,095,615.88/39,001.92
  6. Step 6: Final answer
    x = 19,052.80

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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.