Home / 26,662.32-40,001.68-19,269.36

Finding the Fourth Proportional to 26,662.32, 40,001.68 and 19,269.36

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Solution

The fourth proportional to 26,662.32, 40,001.68 and 19,269.36 is: 28,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,662.32 : 40,001.68 = 19,269.36 : x
  2. Step 2: Convert to fraction form
    26,662.32/40,001.68 = 19,269.36/x
  3. Step 3: Cross multiply
    26,662.32x = 40,001.68 × 19,269.36
  4. Step 4: Simplify right side
    26,662.32x = 770,806,772.52
  5. Step 5: Solve for x
    x = 770,806,772.52/26,662.32
  6. Step 6: Final answer
    x = 28,909.97

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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.