Home / 39,964.72-59,896.68-20,248.24

Finding the Fourth Proportional to 39,964.72, 59,896.68 and 20,248.24

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Solution

The fourth proportional to 39,964.72, 59,896.68 and 20,248.24 is: 30,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.72 : 59,896.68 = 20,248.24 : x
  2. Step 2: Convert to fraction form
    39,964.72/59,896.68 = 20,248.24/x
  3. Step 3: Cross multiply
    39,964.72x = 59,896.68 × 20,248.24
  4. Step 4: Simplify right side
    39,964.72x = 1,212,802,351.84
  5. Step 5: Solve for x
    x = 1,212,802,351.84/39,964.72
  6. Step 6: Final answer
    x = 30,346.82

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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.