Home / 14,126.52-21,189.78-6,335.32

Finding the Fourth Proportional to 14,126.52, 21,189.78 and 6,335.32

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Solution

The fourth proportional to 14,126.52, 21,189.78 and 6,335.32 is: 9,502.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.52 : 21,189.78 = 6,335.32 : x
  2. Step 2: Convert to fraction form
    14,126.52/21,189.78 = 6,335.32/x
  3. Step 3: Cross multiply
    14,126.52x = 21,189.78 × 6,335.32
  4. Step 4: Simplify right side
    14,126.52x = 134,244,037.03
  5. Step 5: Solve for x
    x = 134,244,037.03/14,126.52
  6. Step 6: Final answer
    x = 9,502.98

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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.