Home / 40,265.24-60,390.30-13,964.60

Finding the Fourth Proportional to 40,265.24, 60,390.30 and 13,964.60

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Solution

The fourth proportional to 40,265.24, 60,390.30 and 13,964.60 is: 20,944.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,265.24 : 60,390.30 = 13,964.60 : x
  2. Step 2: Convert to fraction form
    40,265.24/60,390.30 = 13,964.60/x
  3. Step 3: Cross multiply
    40,265.24x = 60,390.30 × 13,964.60
  4. Step 4: Simplify right side
    40,265.24x = 843,326,383.38
  5. Step 5: Solve for x
    x = 843,326,383.38/40,265.24
  6. Step 6: Final answer
    x = 20,944.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.