Home / 22,228.13-33,342.23-8,907.13

Finding the Fourth Proportional to 22,228.13, 33,342.23 and 8,907.13

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Solution

The fourth proportional to 22,228.13, 33,342.23 and 8,907.13 is: 13,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.13 : 33,342.23 = 8,907.13 : x
  2. Step 2: Convert to fraction form
    22,228.13/33,342.23 = 8,907.13/x
  3. Step 3: Cross multiply
    22,228.13x = 33,342.23 × 8,907.13
  4. Step 4: Simplify right side
    22,228.13x = 296,983,577.10
  5. Step 5: Solve for x
    x = 296,983,577.10/22,228.13
  6. Step 6: Final answer
    x = 13,360.71

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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.