Home / 22,404.26-30,917.64-12,332.48

Finding the Fourth Proportional to 22,404.26, 30,917.64 and 12,332.48

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Solution

The fourth proportional to 22,404.26, 30,917.64 and 12,332.48 is: 17,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,404.26 : 30,917.64 = 12,332.48 : x
  2. Step 2: Convert to fraction form
    22,404.26/30,917.64 = 12,332.48/x
  3. Step 3: Cross multiply
    22,404.26x = 30,917.64 × 12,332.48
  4. Step 4: Simplify right side
    22,404.26x = 381,291,115.28
  5. Step 5: Solve for x
    x = 381,291,115.28/22,404.26
  6. Step 6: Final answer
    x = 17,018.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.