Home / 13,044.41-18,002.04-7,379.66

Finding the Fourth Proportional to 13,044.41, 18,002.04 and 7,379.66

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Solution

The fourth proportional to 13,044.41, 18,002.04 and 7,379.66 is: 10,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.41 : 18,002.04 = 7,379.66 : x
  2. Step 2: Convert to fraction form
    13,044.41/18,002.04 = 7,379.66/x
  3. Step 3: Cross multiply
    13,044.41x = 18,002.04 × 7,379.66
  4. Step 4: Simplify right side
    13,044.41x = 132,848,844.50
  5. Step 5: Solve for x
    x = 132,848,844.50/13,044.41
  6. Step 6: Final answer
    x = 10,184.35

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1.5x scale

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.