Home / 14,489.50-19,996.73-9,182.38

Finding the Fourth Proportional to 14,489.50, 19,996.73 and 9,182.38

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Solution

The fourth proportional to 14,489.50, 19,996.73 and 9,182.38 is: 12,672.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.50 : 19,996.73 = 9,182.38 : x
  2. Step 2: Convert to fraction form
    14,489.50/19,996.73 = 9,182.38/x
  3. Step 3: Cross multiply
    14,489.50x = 19,996.73 × 9,182.38
  4. Step 4: Simplify right side
    14,489.50x = 183,617,573.62
  5. Step 5: Solve for x
    x = 183,617,573.62/14,489.50
  6. Step 6: Final answer
    x = 12,672.46

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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.