Home / 15,473.18-23,210.24-3,786.42

Finding the Fourth Proportional to 15,473.18, 23,210.24 and 3,786.42

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Solution

The fourth proportional to 15,473.18, 23,210.24 and 3,786.42 is: 5,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,473.18 : 23,210.24 = 3,786.42 : x
  2. Step 2: Convert to fraction form
    15,473.18/23,210.24 = 3,786.42/x
  3. Step 3: Cross multiply
    15,473.18x = 23,210.24 × 3,786.42
  4. Step 4: Simplify right side
    15,473.18x = 87,883,716.94
  5. Step 5: Solve for x
    x = 87,883,716.94/15,473.18
  6. Step 6: Final answer
    x = 5,679.75

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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.