Home / 22,215.18-33,306.31-13,448.02

Finding the Fourth Proportional to 22,215.18, 33,306.31 and 13,448.02

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Solution

The fourth proportional to 22,215.18, 33,306.31 and 13,448.02 is: 20,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,215.18 : 33,306.31 = 13,448.02 : x
  2. Step 2: Convert to fraction form
    22,215.18/33,306.31 = 13,448.02/x
  3. Step 3: Cross multiply
    22,215.18x = 33,306.31 × 13,448.02
  4. Step 4: Simplify right side
    22,215.18x = 447,903,923.01
  5. Step 5: Solve for x
    x = 447,903,923.01/22,215.18
  6. Step 6: Final answer
    x = 20,162.07

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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.