Home / 22,320.39-33,480.59-17,393.72

Finding the Fourth Proportional to 22,320.39, 33,480.59 and 17,393.72

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Solution

The fourth proportional to 22,320.39, 33,480.59 and 17,393.72 is: 26,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.39 : 33,480.59 = 17,393.72 : x
  2. Step 2: Convert to fraction form
    22,320.39/33,480.59 = 17,393.72/x
  3. Step 3: Cross multiply
    22,320.39x = 33,480.59 × 17,393.72
  4. Step 4: Simplify right side
    22,320.39x = 582,352,039.69
  5. Step 5: Solve for x
    x = 582,352,039.69/22,320.39
  6. Step 6: Final answer
    x = 26,090.58

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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.