Home / 31,564.10-47,344.28-11,841

Finding the Fourth Proportional to 31,564.10, 47,344.28 and 11,841

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Solution

The fourth proportional to 31,564.10, 47,344.28 and 11,841 is: 17,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.10 : 47,344.28 = 11,841 : x
  2. Step 2: Convert to fraction form
    31,564.10/47,344.28 = 11,841/x
  3. Step 3: Cross multiply
    31,564.10x = 47,344.28 × 11,841
  4. Step 4: Simplify right side
    31,564.10x = 560,603,619.48
  5. Step 5: Solve for x
    x = 560,603,619.48/31,564.10
  6. Step 6: Final answer
    x = 17,760.80

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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.