Home / 11,823.16-17,712.60-10,606

Finding the Fourth Proportional to 11,823.16, 17,712.60 and 10,606

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Solution

The fourth proportional to 11,823.16, 17,712.60 and 10,606 is: 15,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.16 : 17,712.60 = 10,606 : x
  2. Step 2: Convert to fraction form
    11,823.16/17,712.60 = 10,606/x
  3. Step 3: Cross multiply
    11,823.16x = 17,712.60 × 10,606
  4. Step 4: Simplify right side
    11,823.16x = 187,859,835.60
  5. Step 5: Solve for x
    x = 187,859,835.60/11,823.16
  6. Step 6: Final answer
    x = 15,889.14

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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.