Home / 13,234.08-18,263.06-7,266.13

Finding the Fourth Proportional to 13,234.08, 18,263.06 and 7,266.13

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Solution

The fourth proportional to 13,234.08, 18,263.06 and 7,266.13 is: 10,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.08 : 18,263.06 = 7,266.13 : x
  2. Step 2: Convert to fraction form
    13,234.08/18,263.06 = 7,266.13/x
  3. Step 3: Cross multiply
    13,234.08x = 18,263.06 × 7,266.13
  4. Step 4: Simplify right side
    13,234.08x = 132,701,768.16
  5. Step 5: Solve for x
    x = 132,701,768.16/13,234.08
  6. Step 6: Final answer
    x = 10,027.28

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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.