Home / 39,937.71-55,113.89-22,033.83

Finding the Fourth Proportional to 39,937.71, 55,113.89 and 22,033.83

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Solution

The fourth proportional to 39,937.71, 55,113.89 and 22,033.83 is: 30,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.71 : 55,113.89 = 22,033.83 : x
  2. Step 2: Convert to fraction form
    39,937.71/55,113.89 = 22,033.83/x
  3. Step 3: Cross multiply
    39,937.71x = 55,113.89 × 22,033.83
  4. Step 4: Simplify right side
    39,937.71x = 1,214,369,972.73
  5. Step 5: Solve for x
    x = 1,214,369,972.73/39,937.71
  6. Step 6: Final answer
    x = 30,406.60

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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.