Home / 26,972.40-40,507.20-26,097.60

Finding the Fourth Proportional to 26,972.40, 40,507.20 and 26,097.60

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Solution

The fourth proportional to 26,972.40, 40,507.20 and 26,097.60 is: 39,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,972.40 : 40,507.20 = 26,097.60 : x
  2. Step 2: Convert to fraction form
    26,972.40/40,507.20 = 26,097.60/x
  3. Step 3: Cross multiply
    26,972.40x = 40,507.20 × 26,097.60
  4. Step 4: Simplify right side
    26,972.40x = 1,057,140,702.72
  5. Step 5: Solve for x
    x = 1,057,140,702.72/26,972.40
  6. Step 6: Final answer
    x = 39,193.42

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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.