Home / 39,422.92-59,096.78-13,109.24

Finding the Fourth Proportional to 39,422.92, 59,096.78 and 13,109.24

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Solution

The fourth proportional to 39,422.92, 59,096.78 and 13,109.24 is: 19,651.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,422.92 : 59,096.78 = 13,109.24 : x
  2. Step 2: Convert to fraction form
    39,422.92/59,096.78 = 13,109.24/x
  3. Step 3: Cross multiply
    39,422.92x = 59,096.78 × 13,109.24
  4. Step 4: Simplify right side
    39,422.92x = 774,713,872.25
  5. Step 5: Solve for x
    x = 774,713,872.25/39,422.92
  6. Step 6: Final answer
    x = 19,651.36

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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.