Home / 26,899.20-40,132.80-23,942.40

Finding the Fourth Proportional to 26,899.20, 40,132.80 and 23,942.40

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Solution

The fourth proportional to 26,899.20, 40,132.80 and 23,942.40 is: 35,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899.20 : 40,132.80 = 23,942.40 : x
  2. Step 2: Convert to fraction form
    26,899.20/40,132.80 = 23,942.40/x
  3. Step 3: Cross multiply
    26,899.20x = 40,132.80 × 23,942.40
  4. Step 4: Simplify right side
    26,899.20x = 960,875,550.72
  5. Step 5: Solve for x
    x = 960,875,550.72/26,899.20
  6. Step 6: Final answer
    x = 35,721.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.