Home / 23,301.66-32,157.09-13,229.76

Finding the Fourth Proportional to 23,301.66, 32,157.09 and 13,229.76

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Solution

The fourth proportional to 23,301.66, 32,157.09 and 13,229.76 is: 18,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,301.66 : 32,157.09 = 13,229.76 : x
  2. Step 2: Convert to fraction form
    23,301.66/32,157.09 = 13,229.76/x
  3. Step 3: Cross multiply
    23,301.66x = 32,157.09 × 13,229.76
  4. Step 4: Simplify right side
    23,301.66x = 425,430,583.00
  5. Step 5: Solve for x
    x = 425,430,583.00/23,301.66
  6. Step 6: Final answer
    x = 18,257.52

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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.