Home / 25,221.48-37,837.08-8,580.84

Finding the Fourth Proportional to 25,221.48, 37,837.08 and 8,580.84

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Solution

The fourth proportional to 25,221.48, 37,837.08 and 8,580.84 is: 12,872.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221.48 : 37,837.08 = 8,580.84 : x
  2. Step 2: Convert to fraction form
    25,221.48/37,837.08 = 8,580.84/x
  3. Step 3: Cross multiply
    25,221.48x = 37,837.08 × 8,580.84
  4. Step 4: Simplify right side
    25,221.48x = 324,673,929.55
  5. Step 5: Solve for x
    x = 324,673,929.55/25,221.48
  6. Step 6: Final answer
    x = 12,872.91

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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.