Home / 30,180.54-41,647.17-16,751.14

Finding the Fourth Proportional to 30,180.54, 41,647.17 and 16,751.14

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Solution

The fourth proportional to 30,180.54, 41,647.17 and 16,751.14 is: 23,115.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.54 : 41,647.17 = 16,751.14 : x
  2. Step 2: Convert to fraction form
    30,180.54/41,647.17 = 16,751.14/x
  3. Step 3: Cross multiply
    30,180.54x = 41,647.17 × 16,751.14
  4. Step 4: Simplify right side
    30,180.54x = 697,637,575.27
  5. Step 5: Solve for x
    x = 697,637,575.27/30,180.54
  6. Step 6: Final answer
    x = 23,115.48

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1.5x scale

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.