Home / 13,233.93-18,262.74-7,184.29

Finding the Fourth Proportional to 13,233.93, 18,262.74 and 7,184.29

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Solution

The fourth proportional to 13,233.93, 18,262.74 and 7,184.29 is: 9,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.93 : 18,262.74 = 7,184.29 : x
  2. Step 2: Convert to fraction form
    13,233.93/18,262.74 = 7,184.29/x
  3. Step 3: Cross multiply
    13,233.93x = 18,262.74 × 7,184.29
  4. Step 4: Simplify right side
    13,233.93x = 131,204,820.35
  5. Step 5: Solve for x
    x = 131,204,820.35/13,233.93
  6. Step 6: Final answer
    x = 9,914.27

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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.