Home / 18,995.82-26,213.04-10,497.72

Finding the Fourth Proportional to 18,995.82, 26,213.04 and 10,497.72

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Solution

The fourth proportional to 18,995.82, 26,213.04 and 10,497.72 is: 14,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995.82 : 26,213.04 = 10,497.72 : x
  2. Step 2: Convert to fraction form
    18,995.82/26,213.04 = 10,497.72/x
  3. Step 3: Cross multiply
    18,995.82x = 26,213.04 × 10,497.72
  4. Step 4: Simplify right side
    18,995.82x = 275,177,154.27
  5. Step 5: Solve for x
    x = 275,177,154.27/18,995.82
  6. Step 6: Final answer
    x = 14,486.20

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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.