Home / 17,725.78-26,552.80-8,224.72

Finding the Fourth Proportional to 17,725.78, 26,552.80 and 8,224.72

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Solution

The fourth proportional to 17,725.78, 26,552.80 and 8,224.72 is: 12,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.78 : 26,552.80 = 8,224.72 : x
  2. Step 2: Convert to fraction form
    17,725.78/26,552.80 = 8,224.72/x
  3. Step 3: Cross multiply
    17,725.78x = 26,552.80 × 8,224.72
  4. Step 4: Simplify right side
    17,725.78x = 218,389,345.22
  5. Step 5: Solve for x
    x = 218,389,345.22/17,725.78
  6. Step 6: Final answer
    x = 12,320.44

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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.