Home / 13,859.27-20,792.17-4,498.57

Finding the Fourth Proportional to 13,859.27, 20,792.17 and 4,498.57

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Solution

The fourth proportional to 13,859.27, 20,792.17 and 4,498.57 is: 6,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,859.27 : 20,792.17 = 4,498.57 : x
  2. Step 2: Convert to fraction form
    13,859.27/20,792.17 = 4,498.57/x
  3. Step 3: Cross multiply
    13,859.27x = 20,792.17 × 4,498.57
  4. Step 4: Simplify right side
    13,859.27x = 93,534,963.44
  5. Step 5: Solve for x
    x = 93,534,963.44/13,859.27
  6. Step 6: Final answer
    x = 6,748.91

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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.