Home / 19,789.17-27,309.14-10,836.73

Finding the Fourth Proportional to 19,789.17, 27,309.14 and 10,836.73

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Solution

The fourth proportional to 19,789.17, 27,309.14 and 10,836.73 is: 14,954.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,789.17 : 27,309.14 = 10,836.73 : x
  2. Step 2: Convert to fraction form
    19,789.17/27,309.14 = 10,836.73/x
  3. Step 3: Cross multiply
    19,789.17x = 27,309.14 × 10,836.73
  4. Step 4: Simplify right side
    19,789.17x = 295,941,776.71
  5. Step 5: Solve for x
    x = 295,941,776.71/19,789.17
  6. Step 6: Final answer
    x = 14,954.73

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1.5x scale

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.