Home / 20,060.16-30,091.92-6,907.20

Finding the Fourth Proportional to 20,060.16, 30,091.92 and 6,907.20

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Solution

The fourth proportional to 20,060.16, 30,091.92 and 6,907.20 is: 10,361.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.16 : 30,091.92 = 6,907.20 : x
  2. Step 2: Convert to fraction form
    20,060.16/30,091.92 = 6,907.20/x
  3. Step 3: Cross multiply
    20,060.16x = 30,091.92 × 6,907.20
  4. Step 4: Simplify right side
    20,060.16x = 207,850,909.82
  5. Step 5: Solve for x
    x = 207,850,909.82/20,060.16
  6. Step 6: Final answer
    x = 10,361.38

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1.5x scale

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.