Home / 45,141.27-67,717.83-15,551.16

Finding the Fourth Proportional to 45,141.27, 67,717.83 and 15,551.16

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Solution

The fourth proportional to 45,141.27, 67,717.83 and 15,551.16 is: 23,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,141.27 : 67,717.83 = 15,551.16 : x
  2. Step 2: Convert to fraction form
    45,141.27/67,717.83 = 15,551.16/x
  3. Step 3: Cross multiply
    45,141.27x = 67,717.83 × 15,551.16
  4. Step 4: Simplify right side
    45,141.27x = 1,053,090,809.18
  5. Step 5: Solve for x
    x = 1,053,090,809.18/45,141.27
  6. Step 6: Final answer
    x = 23,328.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.