Home / 27,686.64-41,506.76-12,092.40

Finding the Fourth Proportional to 27,686.64, 41,506.76 and 12,092.40

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Solution

The fourth proportional to 27,686.64, 41,506.76 and 12,092.40 is: 18,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,686.64 : 41,506.76 = 12,092.40 : x
  2. Step 2: Convert to fraction form
    27,686.64/41,506.76 = 12,092.40/x
  3. Step 3: Cross multiply
    27,686.64x = 41,506.76 × 12,092.40
  4. Step 4: Simplify right side
    27,686.64x = 501,916,344.62
  5. Step 5: Solve for x
    x = 501,916,344.62/27,686.64
  6. Step 6: Final answer
    x = 18,128.47

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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.