Home / 15,441.42-23,162.09-5,580.69

Finding the Fourth Proportional to 15,441.42, 23,162.09 and 5,580.69

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Solution

The fourth proportional to 15,441.42, 23,162.09 and 5,580.69 is: 8,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441.42 : 23,162.09 = 5,580.69 : x
  2. Step 2: Convert to fraction form
    15,441.42/23,162.09 = 5,580.69/x
  3. Step 3: Cross multiply
    15,441.42x = 23,162.09 × 5,580.69
  4. Step 4: Simplify right side
    15,441.42x = 129,260,416.14
  5. Step 5: Solve for x
    x = 129,260,416.14/15,441.42
  6. Step 6: Final answer
    x = 8,371.02

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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.