Home / 14,332.78-21,499.19-3,944.53

Finding the Fourth Proportional to 14,332.78, 21,499.19 and 3,944.53

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Solution

The fourth proportional to 14,332.78, 21,499.19 and 3,944.53 is: 5,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.78 : 21,499.19 = 3,944.53 : x
  2. Step 2: Convert to fraction form
    14,332.78/21,499.19 = 3,944.53/x
  3. Step 3: Cross multiply
    14,332.78x = 21,499.19 × 3,944.53
  4. Step 4: Simplify right side
    14,332.78x = 84,804,221.87
  5. Step 5: Solve for x
    x = 84,804,221.87/14,332.78
  6. Step 6: Final answer
    x = 5,916.80

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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.