Home / 19,086.50-26,339.37-10,703

Finding the Fourth Proportional to 19,086.50, 26,339.37 and 10,703

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Solution

The fourth proportional to 19,086.50, 26,339.37 and 10,703 is: 14,770.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.50 : 26,339.37 = 10,703 : x
  2. Step 2: Convert to fraction form
    19,086.50/26,339.37 = 10,703/x
  3. Step 3: Cross multiply
    19,086.50x = 26,339.37 × 10,703
  4. Step 4: Simplify right side
    19,086.50x = 281,910,277.11
  5. Step 5: Solve for x
    x = 281,910,277.11/19,086.50
  6. Step 6: Final answer
    x = 14,770.14

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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.