Home / 19,958.17-27,541.86-11,005.91

Finding the Fourth Proportional to 19,958.17, 27,541.86 and 11,005.91

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Solution

The fourth proportional to 19,958.17, 27,541.86 and 11,005.91 is: 15,187.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.17 : 27,541.86 = 11,005.91 : x
  2. Step 2: Convert to fraction form
    19,958.17/27,541.86 = 11,005.91/x
  3. Step 3: Cross multiply
    19,958.17x = 27,541.86 × 11,005.91
  4. Step 4: Simplify right side
    19,958.17x = 303,123,232.39
  5. Step 5: Solve for x
    x = 303,123,232.39/19,958.17
  6. Step 6: Final answer
    x = 15,187.93

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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.