Home / 14,743.64-22,115.46-8,499.66

Finding the Fourth Proportional to 14,743.64, 22,115.46 and 8,499.66

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Solution

The fourth proportional to 14,743.64, 22,115.46 and 8,499.66 is: 12,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.64 : 22,115.46 = 8,499.66 : x
  2. Step 2: Convert to fraction form
    14,743.64/22,115.46 = 8,499.66/x
  3. Step 3: Cross multiply
    14,743.64x = 22,115.46 × 8,499.66
  4. Step 4: Simplify right side
    14,743.64x = 187,973,890.74
  5. Step 5: Solve for x
    x = 187,973,890.74/14,743.64
  6. Step 6: Final answer
    x = 12,749.49

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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.