Home / 19,701.31-27,187.76-10,748.74

Finding the Fourth Proportional to 19,701.31, 27,187.76 and 10,748.74

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Solution

The fourth proportional to 19,701.31, 27,187.76 and 10,748.74 is: 14,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.31 : 27,187.76 = 10,748.74 : x
  2. Step 2: Convert to fraction form
    19,701.31/27,187.76 = 10,748.74/x
  3. Step 3: Cross multiply
    19,701.31x = 27,187.76 × 10,748.74
  4. Step 4: Simplify right side
    19,701.31x = 292,234,163.42
  5. Step 5: Solve for x
    x = 292,234,163.42/19,701.31
  6. Step 6: Final answer
    x = 14,833.24

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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.