Home / 62,695.09-93,982.15-21,119.41

Finding the Fourth Proportional to 62,695.09, 93,982.15 and 21,119.41

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Solution

The fourth proportional to 62,695.09, 93,982.15 and 21,119.41 is: 31,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,695.09 : 93,982.15 = 21,119.41 : x
  2. Step 2: Convert to fraction form
    62,695.09/93,982.15 = 21,119.41/x
  3. Step 3: Cross multiply
    62,695.09x = 93,982.15 × 21,119.41
  4. Step 4: Simplify right side
    62,695.09x = 1,984,847,558.53
  5. Step 5: Solve for x
    x = 1,984,847,558.53/62,695.09
  6. Step 6: Final answer
    x = 31,658.74

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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.