Home / 53,338.92-80,013-13,895.94

Finding the Fourth Proportional to 53,338.92, 80,013 and 13,895.94

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Solution

The fourth proportional to 53,338.92, 80,013 and 13,895.94 is: 20,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,338.92 : 80,013 = 13,895.94 : x
  2. Step 2: Convert to fraction form
    53,338.92/80,013 = 13,895.94/x
  3. Step 3: Cross multiply
    53,338.92x = 80,013 × 13,895.94
  4. Step 4: Simplify right side
    53,338.92x = 1,111,855,847.22
  5. Step 5: Solve for x
    x = 1,111,855,847.22/53,338.92
  6. Step 6: Final answer
    x = 20,845.11

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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.