Home / 25,182.32-37,919.82-18,654.80

Finding the Fourth Proportional to 25,182.32, 37,919.82 and 18,654.80

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Solution

The fourth proportional to 25,182.32, 37,919.82 and 18,654.80 is: 28,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182.32 : 37,919.82 = 18,654.80 : x
  2. Step 2: Convert to fraction form
    25,182.32/37,919.82 = 18,654.80/x
  3. Step 3: Cross multiply
    25,182.32x = 37,919.82 × 18,654.80
  4. Step 4: Simplify right side
    25,182.32x = 707,386,658.14
  5. Step 5: Solve for x
    x = 707,386,658.14/25,182.32
  6. Step 6: Final answer
    x = 28,090.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.