Home / 31,784.64-44,063.76-30,099.45

Finding the Fourth Proportional to 31,784.64, 44,063.76 and 30,099.45

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Solution

The fourth proportional to 31,784.64, 44,063.76 and 30,099.45 is: 41,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,784.64 : 44,063.76 = 30,099.45 : x
  2. Step 2: Convert to fraction form
    31,784.64/44,063.76 = 30,099.45/x
  3. Step 3: Cross multiply
    31,784.64x = 44,063.76 × 30,099.45
  4. Step 4: Simplify right side
    31,784.64x = 1,326,294,940.93
  5. Step 5: Solve for x
    x = 1,326,294,940.93/31,784.64
  6. Step 6: Final answer
    x = 41,727.54

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.