Home / 26,712.10-40,019.55-21,754.90

Finding the Fourth Proportional to 26,712.10, 40,019.55 and 21,754.90

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Solution

The fourth proportional to 26,712.10, 40,019.55 and 21,754.90 is: 32,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712.10 : 40,019.55 = 21,754.90 : x
  2. Step 2: Convert to fraction form
    26,712.10/40,019.55 = 21,754.90/x
  3. Step 3: Cross multiply
    26,712.10x = 40,019.55 × 21,754.90
  4. Step 4: Simplify right side
    26,712.10x = 870,621,308.30
  5. Step 5: Solve for x
    x = 870,621,308.30/26,712.10
  6. Step 6: Final answer
    x = 32,592.77

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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.