Home / 29,293.68-40,429.22-17,960.90

Finding the Fourth Proportional to 29,293.68, 40,429.22 and 17,960.90

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Solution

The fourth proportional to 29,293.68, 40,429.22 and 17,960.90 is: 24,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,293.68 : 40,429.22 = 17,960.90 : x
  2. Step 2: Convert to fraction form
    29,293.68/40,429.22 = 17,960.90/x
  3. Step 3: Cross multiply
    29,293.68x = 40,429.22 × 17,960.90
  4. Step 4: Simplify right side
    29,293.68x = 726,145,177.50
  5. Step 5: Solve for x
    x = 726,145,177.50/29,293.68
  6. Step 6: Final answer
    x = 24,788.46

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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.