Home / 39,319.68-54,261.84-22,323.48

Finding the Fourth Proportional to 39,319.68, 54,261.84 and 22,323.48

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Solution

The fourth proportional to 39,319.68, 54,261.84 and 22,323.48 is: 30,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,319.68 : 54,261.84 = 22,323.48 : x
  2. Step 2: Convert to fraction form
    39,319.68/54,261.84 = 22,323.48/x
  3. Step 3: Cross multiply
    39,319.68x = 54,261.84 × 22,323.48
  4. Step 4: Simplify right side
    39,319.68x = 1,211,313,100.00
  5. Step 5: Solve for x
    x = 1,211,313,100.00/39,319.68
  6. Step 6: Final answer
    x = 30,806.79

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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.