Home / 41,712.18-62,578.95-12,130.02

Finding the Fourth Proportional to 41,712.18, 62,578.95 and 12,130.02

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Solution

The fourth proportional to 41,712.18, 62,578.95 and 12,130.02 is: 18,198.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,712.18 : 62,578.95 = 12,130.02 : x
  2. Step 2: Convert to fraction form
    41,712.18/62,578.95 = 12,130.02/x
  3. Step 3: Cross multiply
    41,712.18x = 62,578.95 × 12,130.02
  4. Step 4: Simplify right side
    41,712.18x = 759,083,915.08
  5. Step 5: Solve for x
    x = 759,083,915.08/41,712.18
  6. Step 6: Final answer
    x = 18,198.14

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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.