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Finding the Fourth Proportional to 37,855.44, 56,805.84 and 15,669.12

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Solution

The fourth proportional to 37,855.44, 56,805.84 and 15,669.12 is: 23,513.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855.44 : 56,805.84 = 15,669.12 : x
  2. Step 2: Convert to fraction form
    37,855.44/56,805.84 = 15,669.12/x
  3. Step 3: Cross multiply
    37,855.44x = 56,805.84 × 15,669.12
  4. Step 4: Simplify right side
    37,855.44x = 890,097,523.66
  5. Step 5: Solve for x
    x = 890,097,523.66/37,855.44
  6. Step 6: Final answer
    x = 23,513.07

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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.