Home / 37,920.18-56,895-15,727.86

Finding the Fourth Proportional to 37,920.18, 56,895 and 15,727.86

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Solution

The fourth proportional to 37,920.18, 56,895 and 15,727.86 is: 23,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.18 : 56,895 = 15,727.86 : x
  2. Step 2: Convert to fraction form
    37,920.18/56,895 = 15,727.86/x
  3. Step 3: Cross multiply
    37,920.18x = 56,895 × 15,727.86
  4. Step 4: Simplify right side
    37,920.18x = 894,836,594.70
  5. Step 5: Solve for x
    x = 894,836,594.70/37,920.18
  6. Step 6: Final answer
    x = 23,597.90

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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.