Home / 29,475.25-40,679.96-18,887.44

Finding the Fourth Proportional to 29,475.25, 40,679.96 and 18,887.44

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Solution

The fourth proportional to 29,475.25, 40,679.96 and 18,887.44 is: 26,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,475.25 : 40,679.96 = 18,887.44 : x
  2. Step 2: Convert to fraction form
    29,475.25/40,679.96 = 18,887.44/x
  3. Step 3: Cross multiply
    29,475.25x = 40,679.96 × 18,887.44
  4. Step 4: Simplify right side
    29,475.25x = 768,340,303.70
  5. Step 5: Solve for x
    x = 768,340,303.70/29,475.25
  6. Step 6: Final answer
    x = 26,067.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.