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Finding the Fourth Proportional to 26,983.80, 40,475.70 and 24,910.20

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Solution

The fourth proportional to 26,983.80, 40,475.70 and 24,910.20 is: 37,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,983.80 : 40,475.70 = 24,910.20 : x
  2. Step 2: Convert to fraction form
    26,983.80/40,475.70 = 24,910.20/x
  3. Step 3: Cross multiply
    26,983.80x = 40,475.70 × 24,910.20
  4. Step 4: Simplify right side
    26,983.80x = 1,008,257,782.14
  5. Step 5: Solve for x
    x = 1,008,257,782.14/26,983.80
  6. Step 6: Final answer
    x = 37,365.30

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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.