Home / 14,759.89-22,042.00-12,971.41

Finding the Fourth Proportional to 14,759.89, 22,042.00 and 12,971.41

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Solution

The fourth proportional to 14,759.89, 22,042.00 and 12,971.41 is: 19,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759.89 : 22,042.00 = 12,971.41 : x
  2. Step 2: Convert to fraction form
    14,759.89/22,042.00 = 12,971.41/x
  3. Step 3: Cross multiply
    14,759.89x = 22,042.00 × 12,971.41
  4. Step 4: Simplify right side
    14,759.89x = 285,915,851.65
  5. Step 5: Solve for x
    x = 285,915,851.65/14,759.89
  6. Step 6: Final answer
    x = 19,371.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.