Home / 43,505.94-65,263.68-13,916.82

Finding the Fourth Proportional to 43,505.94, 65,263.68 and 13,916.82

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Solution

The fourth proportional to 43,505.94, 65,263.68 and 13,916.82 is: 20,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,505.94 : 65,263.68 = 13,916.82 : x
  2. Step 2: Convert to fraction form
    43,505.94/65,263.68 = 13,916.82/x
  3. Step 3: Cross multiply
    43,505.94x = 65,263.68 × 13,916.82
  4. Step 4: Simplify right side
    43,505.94x = 908,262,887.10
  5. Step 5: Solve for x
    x = 908,262,887.10/43,505.94
  6. Step 6: Final answer
    x = 20,876.76

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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.