Home / 30,180.61-41,648.62-16,751.07

Finding the Fourth Proportional to 30,180.61, 41,648.62 and 16,751.07

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Solution

The fourth proportional to 30,180.61, 41,648.62 and 16,751.07 is: 23,116.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.61 : 41,648.62 = 16,751.07 : x
  2. Step 2: Convert to fraction form
    30,180.61/41,648.62 = 16,751.07/x
  3. Step 3: Cross multiply
    30,180.61x = 41,648.62 × 16,751.07
  4. Step 4: Simplify right side
    30,180.61x = 697,658,949.02
  5. Step 5: Solve for x
    x = 697,658,949.02/30,180.61
  6. Step 6: Final answer
    x = 23,116.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.