Home / 13,330.07-19,997.89-4,445.04

Finding the Fourth Proportional to 13,330.07, 19,997.89 and 4,445.04

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Solution

The fourth proportional to 13,330.07, 19,997.89 and 4,445.04 is: 6,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.07 : 19,997.89 = 4,445.04 : x
  2. Step 2: Convert to fraction form
    13,330.07/19,997.89 = 4,445.04/x
  3. Step 3: Cross multiply
    13,330.07x = 19,997.89 × 4,445.04
  4. Step 4: Simplify right side
    13,330.07x = 88,891,484.85
  5. Step 5: Solve for x
    x = 88,891,484.85/13,330.07
  6. Step 6: Final answer
    x = 6,668.49

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.