Home / 29,029.35-40,043.46-18,257.10

Finding the Fourth Proportional to 29,029.35, 40,043.46 and 18,257.10

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Solution

The fourth proportional to 29,029.35, 40,043.46 and 18,257.10 is: 25,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,029.35 : 40,043.46 = 18,257.10 : x
  2. Step 2: Convert to fraction form
    29,029.35/40,043.46 = 18,257.10/x
  3. Step 3: Cross multiply
    29,029.35x = 40,043.46 × 18,257.10
  4. Step 4: Simplify right side
    29,029.35x = 731,077,453.57
  5. Step 5: Solve for x
    x = 731,077,453.57/29,029.35
  6. Step 6: Final answer
    x = 25,184.08

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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.