Home / 23,316.78-32,174.34-13,245.10

Finding the Fourth Proportional to 23,316.78, 32,174.34 and 13,245.10

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Solution

The fourth proportional to 23,316.78, 32,174.34 and 13,245.10 is: 18,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.78 : 32,174.34 = 13,245.10 : x
  2. Step 2: Convert to fraction form
    23,316.78/32,174.34 = 13,245.10/x
  3. Step 3: Cross multiply
    23,316.78x = 32,174.34 × 13,245.10
  4. Step 4: Simplify right side
    23,316.78x = 426,152,350.73
  5. Step 5: Solve for x
    x = 426,152,350.73/23,316.78
  6. Step 6: Final answer
    x = 18,276.64

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Double scale
Find fourth proportional to 23,317.78, 32,175.72 and 13,246.10
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.