Home / 39,420.72-59,154.12-23,839.92

Finding the Fourth Proportional to 39,420.72, 59,154.12 and 23,839.92

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Solution

The fourth proportional to 39,420.72, 59,154.12 and 23,839.92 is: 35,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.72 : 59,154.12 = 23,839.92 : x
  2. Step 2: Convert to fraction form
    39,420.72/59,154.12 = 23,839.92/x
  3. Step 3: Cross multiply
    39,420.72x = 59,154.12 × 23,839.92
  4. Step 4: Simplify right side
    39,420.72x = 1,410,229,488.47
  5. Step 5: Solve for x
    x = 1,410,229,488.47/39,420.72
  6. Step 6: Final answer
    x = 35,773.81

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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.