Home / 37,740.70-56,610.42-9,660.49

Finding the Fourth Proportional to 37,740.70, 56,610.42 and 9,660.49

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Solution

The fourth proportional to 37,740.70, 56,610.42 and 9,660.49 is: 14,490.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,740.70 : 56,610.42 = 9,660.49 : x
  2. Step 2: Convert to fraction form
    37,740.70/56,610.42 = 9,660.49/x
  3. Step 3: Cross multiply
    37,740.70x = 56,610.42 × 9,660.49
  4. Step 4: Simplify right side
    37,740.70x = 546,884,396.31
  5. Step 5: Solve for x
    x = 546,884,396.31/37,740.70
  6. Step 6: Final answer
    x = 14,490.57

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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.