Home / 25,212.69-37,790.59-11,170.87

Finding the Fourth Proportional to 25,212.69, 37,790.59 and 11,170.87

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Solution

The fourth proportional to 25,212.69, 37,790.59 and 11,170.87 is: 16,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.69 : 37,790.59 = 11,170.87 : x
  2. Step 2: Convert to fraction form
    25,212.69/37,790.59 = 11,170.87/x
  3. Step 3: Cross multiply
    25,212.69x = 37,790.59 × 11,170.87
  4. Step 4: Simplify right side
    25,212.69x = 422,153,832.43
  5. Step 5: Solve for x
    x = 422,153,832.43/25,212.69
  6. Step 6: Final answer
    x = 16,743.70

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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.