Home / 17,709.98-26,560.72-5,226.63

Finding the Fourth Proportional to 17,709.98, 26,560.72 and 5,226.63

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Solution

The fourth proportional to 17,709.98, 26,560.72 and 5,226.63 is: 7,838.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.98 : 26,560.72 = 5,226.63 : x
  2. Step 2: Convert to fraction form
    17,709.98/26,560.72 = 5,226.63/x
  3. Step 3: Cross multiply
    17,709.98x = 26,560.72 × 5,226.63
  4. Step 4: Simplify right side
    17,709.98x = 138,823,029.84
  5. Step 5: Solve for x
    x = 138,823,029.84/17,709.98
  6. Step 6: Final answer
    x = 7,838.69

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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.