Home / 22,230.45-33,345.66-8,909.46

Finding the Fourth Proportional to 22,230.45, 33,345.66 and 8,909.46

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Solution

The fourth proportional to 22,230.45, 33,345.66 and 8,909.46 is: 13,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230.45 : 33,345.66 = 8,909.46 : x
  2. Step 2: Convert to fraction form
    22,230.45/33,345.66 = 8,909.46/x
  3. Step 3: Cross multiply
    22,230.45x = 33,345.66 × 8,909.46
  4. Step 4: Simplify right side
    22,230.45x = 297,091,823.94
  5. Step 5: Solve for x
    x = 297,091,823.94/22,230.45
  6. Step 6: Final answer
    x = 13,364.18

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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.