Home / 25,147.91-37,725.77-7,613.57

Finding the Fourth Proportional to 25,147.91, 37,725.77 and 7,613.57

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Solution

The fourth proportional to 25,147.91, 37,725.77 and 7,613.57 is: 11,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147.91 : 37,725.77 = 7,613.57 : x
  2. Step 2: Convert to fraction form
    25,147.91/37,725.77 = 7,613.57/x
  3. Step 3: Cross multiply
    25,147.91x = 37,725.77 × 7,613.57
  4. Step 4: Simplify right side
    25,147.91x = 287,227,621.10
  5. Step 5: Solve for x
    x = 287,227,621.10/25,147.91
  6. Step 6: Final answer
    x = 11,421.53

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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.