Home / 37,766.80-56,661.40-15,581.50

Finding the Fourth Proportional to 37,766.80, 56,661.40 and 15,581.50

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Solution

The fourth proportional to 37,766.80, 56,661.40 and 15,581.50 is: 23,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,766.80 : 56,661.40 = 15,581.50 : x
  2. Step 2: Convert to fraction form
    37,766.80/56,661.40 = 15,581.50/x
  3. Step 3: Cross multiply
    37,766.80x = 56,661.40 × 15,581.50
  4. Step 4: Simplify right side
    37,766.80x = 882,869,604.10
  5. Step 5: Solve for x
    x = 882,869,604.10/37,766.80
  6. Step 6: Final answer
    x = 23,376.87

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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.