Home / 39,364.55-54,321.12-22,366.55

Finding the Fourth Proportional to 39,364.55, 54,321.12 and 22,366.55

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Solution

The fourth proportional to 39,364.55, 54,321.12 and 22,366.55 is: 30,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,364.55 : 54,321.12 = 22,366.55 : x
  2. Step 2: Convert to fraction form
    39,364.55/54,321.12 = 22,366.55/x
  3. Step 3: Cross multiply
    39,364.55x = 54,321.12 × 22,366.55
  4. Step 4: Simplify right side
    39,364.55x = 1,214,976,182.34
  5. Step 5: Solve for x
    x = 1,214,976,182.34/39,364.55
  6. Step 6: Final answer
    x = 30,864.73

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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.