Home / 62,812.28-94,199.67-20,684.58

Finding the Fourth Proportional to 62,812.28, 94,199.67 and 20,684.58

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Solution

The fourth proportional to 62,812.28, 94,199.67 and 20,684.58 is: 31,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,812.28 : 94,199.67 = 20,684.58 : x
  2. Step 2: Convert to fraction form
    62,812.28/94,199.67 = 20,684.58/x
  3. Step 3: Cross multiply
    62,812.28x = 94,199.67 × 20,684.58
  4. Step 4: Simplify right side
    62,812.28x = 1,948,480,610.09
  5. Step 5: Solve for x
    x = 1,948,480,610.09/62,812.28
  6. Step 6: Final answer
    x = 31,020.70

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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.