Home / 13,044.34-18,001.06-7,380.19

Finding the Fourth Proportional to 13,044.34, 18,001.06 and 7,380.19

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Solution

The fourth proportional to 13,044.34, 18,001.06 and 7,380.19 is: 10,184.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.34 : 18,001.06 = 7,380.19 : x
  2. Step 2: Convert to fraction form
    13,044.34/18,001.06 = 7,380.19/x
  3. Step 3: Cross multiply
    13,044.34x = 18,001.06 × 7,380.19
  4. Step 4: Simplify right side
    13,044.34x = 132,851,243.00
  5. Step 5: Solve for x
    x = 132,851,243.00/13,044.34
  6. Step 6: Final answer
    x = 10,184.59

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Half scale
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Double scale
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Similar ratio
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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.