Home / 13,675.10-20,498.06-9,767.66

Finding the Fourth Proportional to 13,675.10, 20,498.06 and 9,767.66

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Solution

The fourth proportional to 13,675.10, 20,498.06 and 9,767.66 is: 14,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675.10 : 20,498.06 = 9,767.66 : x
  2. Step 2: Convert to fraction form
    13,675.10/20,498.06 = 9,767.66/x
  3. Step 3: Cross multiply
    13,675.10x = 20,498.06 × 9,767.66
  4. Step 4: Simplify right side
    13,675.10x = 200,218,002.67
  5. Step 5: Solve for x
    x = 200,218,002.67/13,675.10
  6. Step 6: Final answer
    x = 14,641.07

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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.