Home / 39,958.08-55,141.08-22,052.76

Finding the Fourth Proportional to 39,958.08, 55,141.08 and 22,052.76

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Solution

The fourth proportional to 39,958.08, 55,141.08 and 22,052.76 is: 30,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958.08 : 55,141.08 = 22,052.76 : x
  2. Step 2: Convert to fraction form
    39,958.08/55,141.08 = 22,052.76/x
  3. Step 3: Cross multiply
    39,958.08x = 55,141.08 × 22,052.76
  4. Step 4: Simplify right side
    39,958.08x = 1,216,013,003.38
  5. Step 5: Solve for x
    x = 1,216,013,003.38/39,958.08
  6. Step 6: Final answer
    x = 30,432.22

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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.