Home / 37,860.84-52,248.32-20,865.71

Finding the Fourth Proportional to 37,860.84, 52,248.32 and 20,865.71

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Solution

The fourth proportional to 37,860.84, 52,248.32 and 20,865.71 is: 28,794.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,860.84 : 52,248.32 = 20,865.71 : x
  2. Step 2: Convert to fraction form
    37,860.84/52,248.32 = 20,865.71/x
  3. Step 3: Cross multiply
    37,860.84x = 52,248.32 × 20,865.71
  4. Step 4: Simplify right side
    37,860.84x = 1,090,198,162.49
  5. Step 5: Solve for x
    x = 1,090,198,162.49/37,860.84
  6. Step 6: Final answer
    x = 28,794.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.