Home / 23,010.71-34,516.37-8,220.51

Finding the Fourth Proportional to 23,010.71, 34,516.37 and 8,220.51

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Solution

The fourth proportional to 23,010.71, 34,516.37 and 8,220.51 is: 12,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,010.71 : 34,516.37 = 8,220.51 : x
  2. Step 2: Convert to fraction form
    23,010.71/34,516.37 = 8,220.51/x
  3. Step 3: Cross multiply
    23,010.71x = 34,516.37 × 8,220.51
  4. Step 4: Simplify right side
    23,010.71x = 283,742,185.30
  5. Step 5: Solve for x
    x = 283,742,185.30/23,010.71
  6. Step 6: Final answer
    x = 12,330.88

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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.