Home / 29,160.45-40,241.34-16,585.20

Finding the Fourth Proportional to 29,160.45, 40,241.34 and 16,585.20

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Solution

The fourth proportional to 29,160.45, 40,241.34 and 16,585.20 is: 22,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.45 : 40,241.34 = 16,585.20 : x
  2. Step 2: Convert to fraction form
    29,160.45/40,241.34 = 16,585.20/x
  3. Step 3: Cross multiply
    29,160.45x = 40,241.34 × 16,585.20
  4. Step 4: Simplify right side
    29,160.45x = 667,410,672.17
  5. Step 5: Solve for x
    x = 667,410,672.17/29,160.45
  6. Step 6: Final answer
    x = 22,887.53

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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.