Home / 22,478.83-33,722.58-8,626.75

Finding the Fourth Proportional to 22,478.83, 33,722.58 and 8,626.75

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Solution

The fourth proportional to 22,478.83, 33,722.58 and 8,626.75 is: 12,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.83 : 33,722.58 = 8,626.75 : x
  2. Step 2: Convert to fraction form
    22,478.83/33,722.58 = 8,626.75/x
  3. Step 3: Cross multiply
    22,478.83x = 33,722.58 × 8,626.75
  4. Step 4: Simplify right side
    22,478.83x = 290,916,267.02
  5. Step 5: Solve for x
    x = 290,916,267.02/22,478.83
  6. Step 6: Final answer
    x = 12,941.79

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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.