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Finding the Fourth Proportional to 37,313.19, 55,915.11 and 27,909.09

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Solution

The fourth proportional to 37,313.19, 55,915.11 and 27,909.09 is: 41,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,313.19 : 55,915.11 = 27,909.09 : x
  2. Step 2: Convert to fraction form
    37,313.19/55,915.11 = 27,909.09/x
  3. Step 3: Cross multiply
    37,313.19x = 55,915.11 × 27,909.09
  4. Step 4: Simplify right side
    37,313.19x = 1,560,539,837.35
  5. Step 5: Solve for x
    x = 1,560,539,837.35/37,313.19
  6. Step 6: Final answer
    x = 41,822.74

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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.