Home / 39,896.96-59,845.92-19,115.84

Finding the Fourth Proportional to 39,896.96, 59,845.92 and 19,115.84

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Solution

The fourth proportional to 39,896.96, 59,845.92 and 19,115.84 is: 28,673.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,896.96 : 59,845.92 = 19,115.84 : x
  2. Step 2: Convert to fraction form
    39,896.96/59,845.92 = 19,115.84/x
  3. Step 3: Cross multiply
    39,896.96x = 59,845.92 × 19,115.84
  4. Step 4: Simplify right side
    39,896.96x = 1,144,005,031.37
  5. Step 5: Solve for x
    x = 1,144,005,031.37/39,896.96
  6. Step 6: Final answer
    x = 28,673.99

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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.