Home / 15,435.24-23,183.87-9,207.42

Finding the Fourth Proportional to 15,435.24, 23,183.87 and 9,207.42

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Solution

The fourth proportional to 15,435.24, 23,183.87 and 9,207.42 is: 13,829.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.24 : 23,183.87 = 9,207.42 : x
  2. Step 2: Convert to fraction form
    15,435.24/23,183.87 = 9,207.42/x
  3. Step 3: Cross multiply
    15,435.24x = 23,183.87 × 9,207.42
  4. Step 4: Simplify right side
    15,435.24x = 213,463,628.32
  5. Step 5: Solve for x
    x = 213,463,628.32/15,435.24
  6. Step 6: Final answer
    x = 13,829.63

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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.