Home / 27,964.79-41,916.77-13,935.18

Finding the Fourth Proportional to 27,964.79, 41,916.77 and 13,935.18

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Solution

The fourth proportional to 27,964.79, 41,916.77 and 13,935.18 is: 20,887.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.79 : 41,916.77 = 13,935.18 : x
  2. Step 2: Convert to fraction form
    27,964.79/41,916.77 = 13,935.18/x
  3. Step 3: Cross multiply
    27,964.79x = 41,916.77 × 13,935.18
  4. Step 4: Simplify right side
    27,964.79x = 584,117,874.74
  5. Step 5: Solve for x
    x = 584,117,874.74/27,964.79
  6. Step 6: Final answer
    x = 20,887.62

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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.