Home / 19,957.38-27,541.92-11,005.53

Finding the Fourth Proportional to 19,957.38, 27,541.92 and 11,005.53

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Solution

The fourth proportional to 19,957.38, 27,541.92 and 11,005.53 is: 15,188.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.38 : 27,541.92 = 11,005.53 : x
  2. Step 2: Convert to fraction form
    19,957.38/27,541.92 = 11,005.53/x
  3. Step 3: Cross multiply
    19,957.38x = 27,541.92 × 11,005.53
  4. Step 4: Simplify right side
    19,957.38x = 303,113,426.82
  5. Step 5: Solve for x
    x = 303,113,426.82/19,957.38
  6. Step 6: Final answer
    x = 15,188.04

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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.