Home / 17,424.68-26,138.01-4,943.72

Finding the Fourth Proportional to 17,424.68, 26,138.01 and 4,943.72

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Solution

The fourth proportional to 17,424.68, 26,138.01 and 4,943.72 is: 7,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,424.68 : 26,138.01 = 4,943.72 : x
  2. Step 2: Convert to fraction form
    17,424.68/26,138.01 = 4,943.72/x
  3. Step 3: Cross multiply
    17,424.68x = 26,138.01 × 4,943.72
  4. Step 4: Simplify right side
    17,424.68x = 129,219,086.68
  5. Step 5: Solve for x
    x = 129,219,086.68/17,424.68
  6. Step 6: Final answer
    x = 7,415.87

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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.