Home / 13,234.65-18,263.69-7,266.27

Finding the Fourth Proportional to 13,234.65, 18,263.69 and 7,266.27

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Solution

The fourth proportional to 13,234.65, 18,263.69 and 7,266.27 is: 10,027.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.65 : 18,263.69 = 7,266.27 : x
  2. Step 2: Convert to fraction form
    13,234.65/18,263.69 = 7,266.27/x
  3. Step 3: Cross multiply
    13,234.65x = 18,263.69 × 7,266.27
  4. Step 4: Simplify right side
    13,234.65x = 132,708,902.74
  5. Step 5: Solve for x
    x = 132,708,902.74/13,234.65
  6. Step 6: Final answer
    x = 10,027.38

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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.