Home / 25,092.34-37,643.06-12,618.54

Finding the Fourth Proportional to 25,092.34, 37,643.06 and 12,618.54

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Solution

The fourth proportional to 25,092.34, 37,643.06 and 12,618.54 is: 18,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,092.34 : 37,643.06 = 12,618.54 : x
  2. Step 2: Convert to fraction form
    25,092.34/37,643.06 = 12,618.54/x
  3. Step 3: Cross multiply
    25,092.34x = 37,643.06 × 12,618.54
  4. Step 4: Simplify right side
    25,092.34x = 475,000,489.88
  5. Step 5: Solve for x
    x = 475,000,489.88/25,092.34
  6. Step 6: Final answer
    x = 18,930.10

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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.