Home / 25,336.92-34,977.42-15,910.68

Finding the Fourth Proportional to 25,336.92, 34,977.42 and 15,910.68

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Solution

The fourth proportional to 25,336.92, 34,977.42 and 15,910.68 is: 21,964.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,336.92 : 34,977.42 = 15,910.68 : x
  2. Step 2: Convert to fraction form
    25,336.92/34,977.42 = 15,910.68/x
  3. Step 3: Cross multiply
    25,336.92x = 34,977.42 × 15,910.68
  4. Step 4: Simplify right side
    25,336.92x = 556,514,536.85
  5. Step 5: Solve for x
    x = 556,514,536.85/25,336.92
  6. Step 6: Final answer
    x = 21,964.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.