Home / 15,393.98-23,091.01-3,707.20

Finding the Fourth Proportional to 15,393.98, 23,091.01 and 3,707.20

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Solution

The fourth proportional to 15,393.98, 23,091.01 and 3,707.20 is: 5,560.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393.98 : 23,091.01 = 3,707.20 : x
  2. Step 2: Convert to fraction form
    15,393.98/23,091.01 = 3,707.20/x
  3. Step 3: Cross multiply
    15,393.98x = 23,091.01 × 3,707.20
  4. Step 4: Simplify right side
    15,393.98x = 85,603,011.87
  5. Step 5: Solve for x
    x = 85,603,011.87/15,393.98
  6. Step 6: Final answer
    x = 5,560.81

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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.