Home / 29,158.06-40,230.96-16,408.75

Finding the Fourth Proportional to 29,158.06, 40,230.96 and 16,408.75

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Solution

The fourth proportional to 29,158.06, 40,230.96 and 16,408.75 is: 22,640.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158.06 : 40,230.96 = 16,408.75 : x
  2. Step 2: Convert to fraction form
    29,158.06/40,230.96 = 16,408.75/x
  3. Step 3: Cross multiply
    29,158.06x = 40,230.96 × 16,408.75
  4. Step 4: Simplify right side
    29,158.06x = 660,139,764.90
  5. Step 5: Solve for x
    x = 660,139,764.90/29,158.06
  6. Step 6: Final answer
    x = 22,640.04

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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.