Home / 39,281.85-54,199.71-22,282.23

Finding the Fourth Proportional to 39,281.85, 54,199.71 and 22,282.23

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Solution

The fourth proportional to 39,281.85, 54,199.71 and 22,282.23 is: 30,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,281.85 : 54,199.71 = 22,282.23 : x
  2. Step 2: Convert to fraction form
    39,281.85/54,199.71 = 22,282.23/x
  3. Step 3: Cross multiply
    39,281.85x = 54,199.71 × 22,282.23
  4. Step 4: Simplify right side
    39,281.85x = 1,207,690,404.15
  5. Step 5: Solve for x
    x = 1,207,690,404.15/39,281.85
  6. Step 6: Final answer
    x = 30,744.23

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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.