Home / 22,159.36-33,245.76-8,310.40

Finding the Fourth Proportional to 22,159.36, 33,245.76 and 8,310.40

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Solution

The fourth proportional to 22,159.36, 33,245.76 and 8,310.40 is: 12,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.36 : 33,245.76 = 8,310.40 : x
  2. Step 2: Convert to fraction form
    22,159.36/33,245.76 = 8,310.40/x
  3. Step 3: Cross multiply
    22,159.36x = 33,245.76 × 8,310.40
  4. Step 4: Simplify right side
    22,159.36x = 276,285,563.90
  5. Step 5: Solve for x
    x = 276,285,563.90/22,159.36
  6. Step 6: Final answer
    x = 12,468.12

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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.