Home / 27,876.62-41,775.63-21,607.27

Finding the Fourth Proportional to 27,876.62, 41,775.63 and 21,607.27

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Solution

The fourth proportional to 27,876.62, 41,775.63 and 21,607.27 is: 32,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,876.62 : 41,775.63 = 21,607.27 : x
  2. Step 2: Convert to fraction form
    27,876.62/41,775.63 = 21,607.27/x
  3. Step 3: Cross multiply
    27,876.62x = 41,775.63 × 21,607.27
  4. Step 4: Simplify right side
    27,876.62x = 902,657,316.83
  5. Step 5: Solve for x
    x = 902,657,316.83/27,876.62
  6. Step 6: Final answer
    x = 32,380.44

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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.