Home / 22,379.22-33,568.82-10,656.90

Finding the Fourth Proportional to 22,379.22, 33,568.82 and 10,656.90

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Solution

The fourth proportional to 22,379.22, 33,568.82 and 10,656.90 is: 15,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.22 : 33,568.82 = 10,656.90 : x
  2. Step 2: Convert to fraction form
    22,379.22/33,568.82 = 10,656.90/x
  3. Step 3: Cross multiply
    22,379.22x = 33,568.82 × 10,656.90
  4. Step 4: Simplify right side
    22,379.22x = 357,739,557.86
  5. Step 5: Solve for x
    x = 357,739,557.86/22,379.22
  6. Step 6: Final answer
    x = 15,985.35

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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.