Home / 27,916.54-41,865.81-9,192.12

Finding the Fourth Proportional to 27,916.54, 41,865.81 and 9,192.12

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Solution

The fourth proportional to 27,916.54, 41,865.81 and 9,192.12 is: 13,785.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,916.54 : 41,865.81 = 9,192.12 : x
  2. Step 2: Convert to fraction form
    27,916.54/41,865.81 = 9,192.12/x
  3. Step 3: Cross multiply
    27,916.54x = 41,865.81 × 9,192.12
  4. Step 4: Simplify right side
    27,916.54x = 384,835,294.13
  5. Step 5: Solve for x
    x = 384,835,294.13/27,916.54
  6. Step 6: Final answer
    x = 13,785.21

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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.