Home / 22,226.10-33,339.15-18,726.90

Finding the Fourth Proportional to 22,226.10, 33,339.15 and 18,726.90

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Solution

The fourth proportional to 22,226.10, 33,339.15 and 18,726.90 is: 28,090.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.10 : 33,339.15 = 18,726.90 : x
  2. Step 2: Convert to fraction form
    22,226.10/33,339.15 = 18,726.90/x
  3. Step 3: Cross multiply
    22,226.10x = 33,339.15 × 18,726.90
  4. Step 4: Simplify right side
    22,226.10x = 624,338,928.14
  5. Step 5: Solve for x
    x = 624,338,928.14/22,226.10
  6. Step 6: Final answer
    x = 28,090.35

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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.