Home / 17,876.19-26,814.31-7,338.87

Finding the Fourth Proportional to 17,876.19, 26,814.31 and 7,338.87

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Solution

The fourth proportional to 17,876.19, 26,814.31 and 7,338.87 is: 11,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.19 : 26,814.31 = 7,338.87 : x
  2. Step 2: Convert to fraction form
    17,876.19/26,814.31 = 7,338.87/x
  3. Step 3: Cross multiply
    17,876.19x = 26,814.31 × 7,338.87
  4. Step 4: Simplify right side
    17,876.19x = 196,786,686.54
  5. Step 5: Solve for x
    x = 196,786,686.54/17,876.19
  6. Step 6: Final answer
    x = 11,008.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.