Home / 40,900.16-61,350.16-11,317.91

Finding the Fourth Proportional to 40,900.16, 61,350.16 and 11,317.91

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Solution

The fourth proportional to 40,900.16, 61,350.16 and 11,317.91 is: 16,976.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,900.16 : 61,350.16 = 11,317.91 : x
  2. Step 2: Convert to fraction form
    40,900.16/61,350.16 = 11,317.91/x
  3. Step 3: Cross multiply
    40,900.16x = 61,350.16 × 11,317.91
  4. Step 4: Simplify right side
    40,900.16x = 694,355,589.37
  5. Step 5: Solve for x
    x = 694,355,589.37/40,900.16
  6. Step 6: Final answer
    x = 16,976.84

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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.