Home / 39,236.84-54,145.70-22,242.65

Finding the Fourth Proportional to 39,236.84, 54,145.70 and 22,242.65

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Solution

The fourth proportional to 39,236.84, 54,145.70 and 22,242.65 is: 30,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,236.84 : 54,145.70 = 22,242.65 : x
  2. Step 2: Convert to fraction form
    39,236.84/54,145.70 = 22,242.65/x
  3. Step 3: Cross multiply
    39,236.84x = 54,145.70 × 22,242.65
  4. Step 4: Simplify right side
    39,236.84x = 1,204,343,854.11
  5. Step 5: Solve for x
    x = 1,204,343,854.11/39,236.84
  6. Step 6: Final answer
    x = 30,694.21

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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.