Home / 39,334.65-54,279.67-22,338.47

Finding the Fourth Proportional to 39,334.65, 54,279.67 and 22,338.47

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Solution

The fourth proportional to 39,334.65, 54,279.67 and 22,338.47 is: 30,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,334.65 : 54,279.67 = 22,338.47 : x
  2. Step 2: Convert to fraction form
    39,334.65/54,279.67 = 22,338.47/x
  3. Step 3: Cross multiply
    39,334.65x = 54,279.67 × 22,338.47
  4. Step 4: Simplify right side
    39,334.65x = 1,212,524,596.32
  5. Step 5: Solve for x
    x = 1,212,524,596.32/39,334.65
  6. Step 6: Final answer
    x = 30,825.87

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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.