Home / 32,578.38-48,876.30-13,859.28

Finding the Fourth Proportional to 32,578.38, 48,876.30 and 13,859.28

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Solution

The fourth proportional to 32,578.38, 48,876.30 and 13,859.28 is: 20,792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,578.38 : 48,876.30 = 13,859.28 : x
  2. Step 2: Convert to fraction form
    32,578.38/48,876.30 = 13,859.28/x
  3. Step 3: Cross multiply
    32,578.38x = 48,876.30 × 13,859.28
  4. Step 4: Simplify right side
    32,578.38x = 677,390,327.06
  5. Step 5: Solve for x
    x = 677,390,327.06/32,578.38
  6. Step 6: Final answer
    x = 20,792.63

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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.