Home / 39,448.20-54,433.62-22,454.64

Finding the Fourth Proportional to 39,448.20, 54,433.62 and 22,454.64

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Solution

The fourth proportional to 39,448.20, 54,433.62 and 22,454.64 is: 30,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,448.20 : 54,433.62 = 22,454.64 : x
  2. Step 2: Convert to fraction form
    39,448.20/54,433.62 = 22,454.64/x
  3. Step 3: Cross multiply
    39,448.20x = 54,433.62 × 22,454.64
  4. Step 4: Simplify right side
    39,448.20x = 1,222,287,341.00
  5. Step 5: Solve for x
    x = 1,222,287,341.00/39,448.20
  6. Step 6: Final answer
    x = 30,984.62

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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.