Home / 25,076.52-37,616.40-8,439.12

Finding the Fourth Proportional to 25,076.52, 37,616.40 and 8,439.12

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Solution

The fourth proportional to 25,076.52, 37,616.40 and 8,439.12 is: 12,659.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,076.52 : 37,616.40 = 8,439.12 : x
  2. Step 2: Convert to fraction form
    25,076.52/37,616.40 = 8,439.12/x
  3. Step 3: Cross multiply
    25,076.52x = 37,616.40 × 8,439.12
  4. Step 4: Simplify right side
    25,076.52x = 317,449,313.57
  5. Step 5: Solve for x
    x = 317,449,313.57/25,076.52
  6. Step 6: Final answer
    x = 12,659.23

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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.