Home / 11,872.41-17,808.66-10,501.89

Finding the Fourth Proportional to 11,872.41, 17,808.66 and 10,501.89

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Solution

The fourth proportional to 11,872.41, 17,808.66 and 10,501.89 is: 15,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872.41 : 17,808.66 = 10,501.89 : x
  2. Step 2: Convert to fraction form
    11,872.41/17,808.66 = 10,501.89/x
  3. Step 3: Cross multiply
    11,872.41x = 17,808.66 × 10,501.89
  4. Step 4: Simplify right side
    11,872.41x = 187,024,588.37
  5. Step 5: Solve for x
    x = 187,024,588.37/11,872.41
  6. Step 6: Final answer
    x = 15,752.87

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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.