Home / 22,677.44-31,294.26-13,245.98

Finding the Fourth Proportional to 22,677.44, 31,294.26 and 13,245.98

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Solution

The fourth proportional to 22,677.44, 31,294.26 and 13,245.98 is: 18,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677.44 : 31,294.26 = 13,245.98 : x
  2. Step 2: Convert to fraction form
    22,677.44/31,294.26 = 13,245.98/x
  3. Step 3: Cross multiply
    22,677.44x = 31,294.26 × 13,245.98
  4. Step 4: Simplify right side
    22,677.44x = 414,522,985.60
  5. Step 5: Solve for x
    x = 414,522,985.60/22,677.44
  6. Step 6: Final answer
    x = 18,279.09

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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.