Home / 39,965.39-55,151.92-22,060.39

Finding the Fourth Proportional to 39,965.39, 55,151.92 and 22,060.39

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Solution

The fourth proportional to 39,965.39, 55,151.92 and 22,060.39 is: 30,443.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,965.39 : 55,151.92 = 22,060.39 : x
  2. Step 2: Convert to fraction form
    39,965.39/55,151.92 = 22,060.39/x
  3. Step 3: Cross multiply
    39,965.39x = 55,151.92 × 22,060.39
  4. Step 4: Simplify right side
    39,965.39x = 1,216,672,588.69
  5. Step 5: Solve for x
    x = 1,216,672,588.69/39,965.39
  6. Step 6: Final answer
    x = 30,443.16

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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.