Home / 14,763.13-20,372.50-8,048.61

Finding the Fourth Proportional to 14,763.13, 20,372.50 and 8,048.61

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Solution

The fourth proportional to 14,763.13, 20,372.50 and 8,048.61 is: 11,106.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,763.13 : 20,372.50 = 8,048.61 : x
  2. Step 2: Convert to fraction form
    14,763.13/20,372.50 = 8,048.61/x
  3. Step 3: Cross multiply
    14,763.13x = 20,372.50 × 8,048.61
  4. Step 4: Simplify right side
    14,763.13x = 163,970,317.29
  5. Step 5: Solve for x
    x = 163,970,317.29/14,763.13
  6. Step 6: Final answer
    x = 11,106.75

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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.