Home / 30,180.62-41,648.46-16,751.84

Finding the Fourth Proportional to 30,180.62, 41,648.46 and 16,751.84

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Solution

The fourth proportional to 30,180.62, 41,648.46 and 16,751.84 is: 23,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.62 : 41,648.46 = 16,751.84 : x
  2. Step 2: Convert to fraction form
    30,180.62/41,648.46 = 16,751.84/x
  3. Step 3: Cross multiply
    30,180.62x = 41,648.46 × 16,751.84
  4. Step 4: Simplify right side
    30,180.62x = 697,688,338.17
  5. Step 5: Solve for x
    x = 697,688,338.17/30,180.62
  6. Step 6: Final answer
    x = 23,117.10

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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.