Home / 15,571.90-23,357.19-7,249.05

Finding the Fourth Proportional to 15,571.90, 23,357.19 and 7,249.05

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Solution

The fourth proportional to 15,571.90, 23,357.19 and 7,249.05 is: 10,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,571.90 : 23,357.19 = 7,249.05 : x
  2. Step 2: Convert to fraction form
    15,571.90/23,357.19 = 7,249.05/x
  3. Step 3: Cross multiply
    15,571.90x = 23,357.19 × 7,249.05
  4. Step 4: Simplify right side
    15,571.90x = 169,317,438.17
  5. Step 5: Solve for x
    x = 169,317,438.17/15,571.90
  6. Step 6: Final answer
    x = 10,873.27

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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.