Home / 25,169.37-37,771.39-10,378.29

Finding the Fourth Proportional to 25,169.37, 37,771.39 and 10,378.29

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Solution

The fourth proportional to 25,169.37, 37,771.39 and 10,378.29 is: 15,574.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.37 : 37,771.39 = 10,378.29 : x
  2. Step 2: Convert to fraction form
    25,169.37/37,771.39 = 10,378.29/x
  3. Step 3: Cross multiply
    25,169.37x = 37,771.39 × 10,378.29
  4. Step 4: Simplify right side
    25,169.37x = 392,002,198.37
  5. Step 5: Solve for x
    x = 392,002,198.37/25,169.37
  6. Step 6: Final answer
    x = 15,574.57

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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.