Home / 25,154.35-37,731.86-10,919.59

Finding the Fourth Proportional to 25,154.35, 37,731.86 and 10,919.59

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Solution

The fourth proportional to 25,154.35, 37,731.86 and 10,919.59 is: 16,379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.35 : 37,731.86 = 10,919.59 : x
  2. Step 2: Convert to fraction form
    25,154.35/37,731.86 = 10,919.59/x
  3. Step 3: Cross multiply
    25,154.35x = 37,731.86 × 10,919.59
  4. Step 4: Simplify right side
    25,154.35x = 412,016,441.14
  5. Step 5: Solve for x
    x = 412,016,441.14/25,154.35
  6. Step 6: Final answer
    x = 16,379.53

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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.