Home / 39,348.62-54,294.95-22,117.57

Finding the Fourth Proportional to 39,348.62, 54,294.95 and 22,117.57

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Solution

The fourth proportional to 39,348.62, 54,294.95 and 22,117.57 is: 30,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,348.62 : 54,294.95 = 22,117.57 : x
  2. Step 2: Convert to fraction form
    39,348.62/54,294.95 = 22,117.57/x
  3. Step 3: Cross multiply
    39,348.62x = 54,294.95 × 22,117.57
  4. Step 4: Simplify right side
    39,348.62x = 1,200,872,357.27
  5. Step 5: Solve for x
    x = 1,200,872,357.27/39,348.62
  6. Step 6: Final answer
    x = 30,518.79

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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.