Home / 38,974.49-58,315.46-23,121.47

Finding the Fourth Proportional to 38,974.49, 58,315.46 and 23,121.47

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Solution

The fourth proportional to 38,974.49, 58,315.46 and 23,121.47 is: 34,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,974.49 : 58,315.46 = 23,121.47 : x
  2. Step 2: Convert to fraction form
    38,974.49/58,315.46 = 23,121.47/x
  3. Step 3: Cross multiply
    38,974.49x = 58,315.46 × 23,121.47
  4. Step 4: Simplify right side
    38,974.49x = 1,348,338,751.74
  5. Step 5: Solve for x
    x = 1,348,338,751.74/38,974.49
  6. Step 6: Final answer
    x = 34,595.42

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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.