Home / 22,009.18-33,013.41-8,861.22

Finding the Fourth Proportional to 22,009.18, 33,013.41 and 8,861.22

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Solution

The fourth proportional to 22,009.18, 33,013.41 and 8,861.22 is: 13,291.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009.18 : 33,013.41 = 8,861.22 : x
  2. Step 2: Convert to fraction form
    22,009.18/33,013.41 = 8,861.22/x
  3. Step 3: Cross multiply
    22,009.18x = 33,013.41 × 8,861.22
  4. Step 4: Simplify right side
    22,009.18x = 292,539,088.96
  5. Step 5: Solve for x
    x = 292,539,088.96/22,009.18
  6. Step 6: Final answer
    x = 13,291.69

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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.