Home / 40,900.99-61,352.86-11,316.35

Finding the Fourth Proportional to 40,900.99, 61,352.86 and 11,316.35

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Solution

The fourth proportional to 40,900.99, 61,352.86 and 11,316.35 is: 16,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,900.99 : 61,352.86 = 11,316.35 : x
  2. Step 2: Convert to fraction form
    40,900.99/61,352.86 = 11,316.35/x
  3. Step 3: Cross multiply
    40,900.99x = 61,352.86 × 11,316.35
  4. Step 4: Simplify right side
    40,900.99x = 694,290,227.30
  5. Step 5: Solve for x
    x = 694,290,227.30/40,900.99
  6. Step 6: Final answer
    x = 16,974.90

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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.