Home / 26,228.40-39,342.60-25,191.60

Finding the Fourth Proportional to 26,228.40, 39,342.60 and 25,191.60

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Solution

The fourth proportional to 26,228.40, 39,342.60 and 25,191.60 is: 37,787.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,228.40 : 39,342.60 = 25,191.60 : x
  2. Step 2: Convert to fraction form
    26,228.40/39,342.60 = 25,191.60/x
  3. Step 3: Cross multiply
    26,228.40x = 39,342.60 × 25,191.60
  4. Step 4: Simplify right side
    26,228.40x = 991,103,042.16
  5. Step 5: Solve for x
    x = 991,103,042.16/26,228.40
  6. Step 6: Final answer
    x = 37,787.40

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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.