Home / 62,886.96-94,339.70-20,771.41

Finding the Fourth Proportional to 62,886.96, 94,339.70 and 20,771.41

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Solution

The fourth proportional to 62,886.96, 94,339.70 and 20,771.41 is: 31,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,886.96 : 94,339.70 = 20,771.41 : x
  2. Step 2: Convert to fraction form
    62,886.96/94,339.70 = 20,771.41/x
  3. Step 3: Cross multiply
    62,886.96x = 94,339.70 × 20,771.41
  4. Step 4: Simplify right side
    62,886.96x = 1,959,568,587.98
  5. Step 5: Solve for x
    x = 1,959,568,587.98/62,886.96
  6. Step 6: Final answer
    x = 31,160.17

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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.