Home / 22,171.58-30,588.77-17,068.66

Finding the Fourth Proportional to 22,171.58, 30,588.77 and 17,068.66

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Solution

The fourth proportional to 22,171.58, 30,588.77 and 17,068.66 is: 23,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.58 : 30,588.77 = 17,068.66 : x
  2. Step 2: Convert to fraction form
    22,171.58/30,588.77 = 17,068.66/x
  3. Step 3: Cross multiply
    22,171.58x = 30,588.77 × 17,068.66
  4. Step 4: Simplify right side
    22,171.58x = 522,109,076.66
  5. Step 5: Solve for x
    x = 522,109,076.66/22,171.58
  6. Step 6: Final answer
    x = 23,548.57

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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.