Home / 22,682.08-31,295.46-13,245.22

Finding the Fourth Proportional to 22,682.08, 31,295.46 and 13,245.22

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Solution

The fourth proportional to 22,682.08, 31,295.46 and 13,245.22 is: 18,275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.08 : 31,295.46 = 13,245.22 : x
  2. Step 2: Convert to fraction form
    22,682.08/31,295.46 = 13,245.22/x
  3. Step 3: Cross multiply
    22,682.08x = 31,295.46 × 13,245.22
  4. Step 4: Simplify right side
    22,682.08x = 414,515,252.70
  5. Step 5: Solve for x
    x = 414,515,252.70/22,682.08
  6. Step 6: Final answer
    x = 18,275.01

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Similar ratio
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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.