Home / 39,964.81-55,151.89-22,060.57

Finding the Fourth Proportional to 39,964.81, 55,151.89 and 22,060.57

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Solution

The fourth proportional to 39,964.81, 55,151.89 and 22,060.57 is: 30,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.81 : 55,151.89 = 22,060.57 : x
  2. Step 2: Convert to fraction form
    39,964.81/55,151.89 = 22,060.57/x
  3. Step 3: Cross multiply
    39,964.81x = 55,151.89 × 22,060.57
  4. Step 4: Simplify right side
    39,964.81x = 1,216,682,019.67
  5. Step 5: Solve for x
    x = 1,216,682,019.67/39,964.81
  6. Step 6: Final answer
    x = 30,443.83

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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.