Home / 10,230.81-14,108.90-9,467.19

Finding the Fourth Proportional to 10,230.81, 14,108.90 and 9,467.19

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Solution

The fourth proportional to 10,230.81, 14,108.90 and 9,467.19 is: 13,055.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230.81 : 14,108.90 = 9,467.19 : x
  2. Step 2: Convert to fraction form
    10,230.81/14,108.90 = 9,467.19/x
  3. Step 3: Cross multiply
    10,230.81x = 14,108.90 × 9,467.19
  4. Step 4: Simplify right side
    10,230.81x = 133,571,589.66
  5. Step 5: Solve for x
    x = 133,571,589.66/10,230.81
  6. Step 6: Final answer
    x = 13,055.82

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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.