Home / 39,272.50-54,199.66-22,282.28

Finding the Fourth Proportional to 39,272.50, 54,199.66 and 22,282.28

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Solution

The fourth proportional to 39,272.50, 54,199.66 and 22,282.28 is: 30,751.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,272.50 : 54,199.66 = 22,282.28 : x
  2. Step 2: Convert to fraction form
    39,272.50/54,199.66 = 22,282.28/x
  3. Step 3: Cross multiply
    39,272.50x = 54,199.66 × 22,282.28
  4. Step 4: Simplify right side
    39,272.50x = 1,207,691,673.32
  5. Step 5: Solve for x
    x = 1,207,691,673.32/39,272.50
  6. Step 6: Final answer
    x = 30,751.59

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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.