Home / 27,200.30-37,541.16-15,876.50

Finding the Fourth Proportional to 27,200.30, 37,541.16 and 15,876.50

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Solution

The fourth proportional to 27,200.30, 37,541.16 and 15,876.50 is: 21,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,200.30 : 37,541.16 = 15,876.50 : x
  2. Step 2: Convert to fraction form
    27,200.30/37,541.16 = 15,876.50/x
  3. Step 3: Cross multiply
    27,200.30x = 37,541.16 × 15,876.50
  4. Step 4: Simplify right side
    27,200.30x = 596,022,147.36
  5. Step 5: Solve for x
    x = 596,022,147.36/27,200.30
  6. Step 6: Final answer
    x = 21,912.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.