Home / 37,715.54-56,579.42-12,757.08

Finding the Fourth Proportional to 37,715.54, 56,579.42 and 12,757.08

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Solution

The fourth proportional to 37,715.54, 56,579.42 and 12,757.08 is: 19,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,715.54 : 56,579.42 = 12,757.08 : x
  2. Step 2: Convert to fraction form
    37,715.54/56,579.42 = 12,757.08/x
  3. Step 3: Cross multiply
    37,715.54x = 56,579.42 × 12,757.08
  4. Step 4: Simplify right side
    37,715.54x = 721,787,840.61
  5. Step 5: Solve for x
    x = 721,787,840.61/37,715.54
  6. Step 6: Final answer
    x = 19,137.68

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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.