Home / 22,602.27-31,190.22-12,393.09

Finding the Fourth Proportional to 22,602.27, 31,190.22 and 12,393.09

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Solution

The fourth proportional to 22,602.27, 31,190.22 and 12,393.09 is: 17,101.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602.27 : 31,190.22 = 12,393.09 : x
  2. Step 2: Convert to fraction form
    22,602.27/31,190.22 = 12,393.09/x
  3. Step 3: Cross multiply
    22,602.27x = 31,190.22 × 12,393.09
  4. Step 4: Simplify right side
    22,602.27x = 386,543,203.58
  5. Step 5: Solve for x
    x = 386,543,203.58/22,602.27
  6. Step 6: Final answer
    x = 17,101.96

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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.