Home / 25,316.85-37,939.62-19,370.71

Finding the Fourth Proportional to 25,316.85, 37,939.62 and 19,370.71

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Solution

The fourth proportional to 25,316.85, 37,939.62 and 19,370.71 is: 29,028.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.85 : 37,939.62 = 19,370.71 : x
  2. Step 2: Convert to fraction form
    25,316.85/37,939.62 = 19,370.71/x
  3. Step 3: Cross multiply
    25,316.85x = 37,939.62 × 19,370.71
  4. Step 4: Simplify right side
    25,316.85x = 734,917,333.15
  5. Step 5: Solve for x
    x = 734,917,333.15/25,316.85
  6. Step 6: Final answer
    x = 29,028.79

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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.