Home / 10,015.92-15,033.24-5,089.08

Finding the Fourth Proportional to 10,015.92, 15,033.24 and 5,089.08

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Solution

The fourth proportional to 10,015.92, 15,033.24 and 5,089.08 is: 7,638.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.92 : 15,033.24 = 5,089.08 : x
  2. Step 2: Convert to fraction form
    10,015.92/15,033.24 = 5,089.08/x
  3. Step 3: Cross multiply
    10,015.92x = 15,033.24 × 5,089.08
  4. Step 4: Simplify right side
    10,015.92x = 76,505,361.02
  5. Step 5: Solve for x
    x = 76,505,361.02/10,015.92
  6. Step 6: Final answer
    x = 7,638.38

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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.