Home / 54,015.12-80,984.88-25,901.64

Finding the Fourth Proportional to 54,015.12, 80,984.88 and 25,901.64

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Solution

The fourth proportional to 54,015.12, 80,984.88 and 25,901.64 is: 38,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,015.12 : 80,984.88 = 25,901.64 : x
  2. Step 2: Convert to fraction form
    54,015.12/80,984.88 = 25,901.64/x
  3. Step 3: Cross multiply
    54,015.12x = 80,984.88 × 25,901.64
  4. Step 4: Simplify right side
    54,015.12x = 2,097,641,207.20
  5. Step 5: Solve for x
    x = 2,097,641,207.20/54,015.12
  6. Step 6: Final answer
    x = 38,834.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.