Home / 40,864.53-61,292.21-11,286.57

Finding the Fourth Proportional to 40,864.53, 61,292.21 and 11,286.57

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Solution

The fourth proportional to 40,864.53, 61,292.21 and 11,286.57 is: 16,928.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,864.53 : 61,292.21 = 11,286.57 : x
  2. Step 2: Convert to fraction form
    40,864.53/61,292.21 = 11,286.57/x
  3. Step 3: Cross multiply
    40,864.53x = 61,292.21 × 11,286.57
  4. Step 4: Simplify right side
    40,864.53x = 691,778,762.19
  5. Step 5: Solve for x
    x = 691,778,762.19/40,864.53
  6. Step 6: Final answer
    x = 16,928.59

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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.