Home / 41,099.20-61,651.53-11,518.20

Finding the Fourth Proportional to 41,099.20, 61,651.53 and 11,518.20

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Solution

The fourth proportional to 41,099.20, 61,651.53 and 11,518.20 is: 17,278.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,099.20 : 61,651.53 = 11,518.20 : x
  2. Step 2: Convert to fraction form
    41,099.20/61,651.53 = 11,518.20/x
  3. Step 3: Cross multiply
    41,099.20x = 61,651.53 × 11,518.20
  4. Step 4: Simplify right side
    41,099.20x = 710,114,652.85
  5. Step 5: Solve for x
    x = 710,114,652.85/41,099.20
  6. Step 6: Final answer
    x = 17,278.07

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1.5x scale

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.