Home / 39,619.92-59,364-27,908.40

Finding the Fourth Proportional to 39,619.92, 59,364 and 27,908.40

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Solution

The fourth proportional to 39,619.92, 59,364 and 27,908.40 is: 41,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,619.92 : 59,364 = 27,908.40 : x
  2. Step 2: Convert to fraction form
    39,619.92/59,364 = 27,908.40/x
  3. Step 3: Cross multiply
    39,619.92x = 59,364 × 27,908.40
  4. Step 4: Simplify right side
    39,619.92x = 1,656,754,257.60
  5. Step 5: Solve for x
    x = 1,656,754,257.60/39,619.92
  6. Step 6: Final answer
    x = 41,816.19

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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.