Home / 29,438.55-40,626.24-16,865.73

Finding the Fourth Proportional to 29,438.55, 40,626.24 and 16,865.73

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Solution

The fourth proportional to 29,438.55, 40,626.24 and 16,865.73 is: 23,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,438.55 : 40,626.24 = 16,865.73 : x
  2. Step 2: Convert to fraction form
    29,438.55/40,626.24 = 16,865.73/x
  3. Step 3: Cross multiply
    29,438.55x = 40,626.24 × 16,865.73
  4. Step 4: Simplify right side
    29,438.55x = 685,191,194.76
  5. Step 5: Solve for x
    x = 685,191,194.76/29,438.55
  6. Step 6: Final answer
    x = 23,275.30

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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.