Home / 22,448.24-30,969.94-13,497.92

Finding the Fourth Proportional to 22,448.24, 30,969.94 and 13,497.92

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Solution

The fourth proportional to 22,448.24, 30,969.94 and 13,497.92 is: 18,621.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,448.24 : 30,969.94 = 13,497.92 : x
  2. Step 2: Convert to fraction form
    22,448.24/30,969.94 = 13,497.92/x
  3. Step 3: Cross multiply
    22,448.24x = 30,969.94 × 13,497.92
  4. Step 4: Simplify right side
    22,448.24x = 418,029,772.52
  5. Step 5: Solve for x
    x = 418,029,772.52/22,448.24
  6. Step 6: Final answer
    x = 18,621.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.