Home / 40,884.94-61,290.96-14,585.86

Finding the Fourth Proportional to 40,884.94, 61,290.96 and 14,585.86

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Solution

The fourth proportional to 40,884.94, 61,290.96 and 14,585.86 is: 21,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,884.94 : 61,290.96 = 14,585.86 : x
  2. Step 2: Convert to fraction form
    40,884.94/61,290.96 = 14,585.86/x
  3. Step 3: Cross multiply
    40,884.94x = 61,290.96 × 14,585.86
  4. Step 4: Simplify right side
    40,884.94x = 893,981,361.83
  5. Step 5: Solve for x
    x = 893,981,361.83/40,884.94
  6. Step 6: Final answer
    x = 21,865.79

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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.