Home / 17,964.90-26,947.39-6,278.12

Finding the Fourth Proportional to 17,964.90, 26,947.39 and 6,278.12

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Solution

The fourth proportional to 17,964.90, 26,947.39 and 6,278.12 is: 9,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,964.90 : 26,947.39 = 6,278.12 : x
  2. Step 2: Convert to fraction form
    17,964.90/26,947.39 = 6,278.12/x
  3. Step 3: Cross multiply
    17,964.90x = 26,947.39 × 6,278.12
  4. Step 4: Simplify right side
    17,964.90x = 169,178,813.37
  5. Step 5: Solve for x
    x = 169,178,813.37/17,964.90
  6. Step 6: Final answer
    x = 9,417.19

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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.