Home / 52,094.18-71,889.90-28,220.96

Finding the Fourth Proportional to 52,094.18, 71,889.90 and 28,220.96

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Solution

The fourth proportional to 52,094.18, 71,889.90 and 28,220.96 is: 38,944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,094.18 : 71,889.90 = 28,220.96 : x
  2. Step 2: Convert to fraction form
    52,094.18/71,889.90 = 28,220.96/x
  3. Step 3: Cross multiply
    52,094.18x = 71,889.90 × 28,220.96
  4. Step 4: Simplify right side
    52,094.18x = 2,028,801,992.30
  5. Step 5: Solve for x
    x = 2,028,801,992.30/52,094.18
  6. Step 6: Final answer
    x = 38,944.89

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Double scale
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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.