Home / 27,100.64-40,640.52-10,866.90

Finding the Fourth Proportional to 27,100.64, 40,640.52 and 10,866.90

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Solution

The fourth proportional to 27,100.64, 40,640.52 and 10,866.90 is: 16,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.64 : 40,640.52 = 10,866.90 : x
  2. Step 2: Convert to fraction form
    27,100.64/40,640.52 = 10,866.90/x
  3. Step 3: Cross multiply
    27,100.64x = 40,640.52 × 10,866.90
  4. Step 4: Simplify right side
    27,100.64x = 441,636,466.79
  5. Step 5: Solve for x
    x = 441,636,466.79/27,100.64
  6. Step 6: Final answer
    x = 16,296.16

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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.