Home / 14,167.35-21,251.04-3,779.10

Finding the Fourth Proportional to 14,167.35, 21,251.04 and 3,779.10

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Solution

The fourth proportional to 14,167.35, 21,251.04 and 3,779.10 is: 5,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.35 : 21,251.04 = 3,779.10 : x
  2. Step 2: Convert to fraction form
    14,167.35/21,251.04 = 3,779.10/x
  3. Step 3: Cross multiply
    14,167.35x = 21,251.04 × 3,779.10
  4. Step 4: Simplify right side
    14,167.35x = 80,309,805.26
  5. Step 5: Solve for x
    x = 80,309,805.26/14,167.35
  6. Step 6: Final answer
    x = 5,668.65

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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.