Home / 25,682.08-35,452.19-15,613.74

Finding the Fourth Proportional to 25,682.08, 35,452.19 and 15,613.74

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Solution

The fourth proportional to 25,682.08, 35,452.19 and 15,613.74 is: 21,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,682.08 : 35,452.19 = 15,613.74 : x
  2. Step 2: Convert to fraction form
    25,682.08/35,452.19 = 15,613.74/x
  3. Step 3: Cross multiply
    25,682.08x = 35,452.19 × 15,613.74
  4. Step 4: Simplify right side
    25,682.08x = 553,541,099.83
  5. Step 5: Solve for x
    x = 553,541,099.83/25,682.08
  6. Step 6: Final answer
    x = 21,553.59

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Double scale
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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.