Home / 39,228.46-54,133.95-22,458.22

Finding the Fourth Proportional to 39,228.46, 54,133.95 and 22,458.22

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Solution

The fourth proportional to 39,228.46, 54,133.95 and 22,458.22 is: 30,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,228.46 : 54,133.95 = 22,458.22 : x
  2. Step 2: Convert to fraction form
    39,228.46/54,133.95 = 22,458.22/x
  3. Step 3: Cross multiply
    39,228.46x = 54,133.95 × 22,458.22
  4. Step 4: Simplify right side
    39,228.46x = 1,215,752,158.57
  5. Step 5: Solve for x
    x = 1,215,752,158.57/39,228.46
  6. Step 6: Final answer
    x = 30,991.59

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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.