Home / 39,330.20-54,276.82-22,333.84

Finding the Fourth Proportional to 39,330.20, 54,276.82 and 22,333.84

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Solution

The fourth proportional to 39,330.20, 54,276.82 and 22,333.84 is: 30,821.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.20 : 54,276.82 = 22,333.84 : x
  2. Step 2: Convert to fraction form
    39,330.20/54,276.82 = 22,333.84/x
  3. Step 3: Cross multiply
    39,330.20x = 54,276.82 × 22,333.84
  4. Step 4: Simplify right side
    39,330.20x = 1,212,209,813.59
  5. Step 5: Solve for x
    x = 1,212,209,813.59/39,330.20
  6. Step 6: Final answer
    x = 30,821.35

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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.