Home / 36,542.05-50,428.19-19,775.05

Finding the Fourth Proportional to 36,542.05, 50,428.19 and 19,775.05

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Solution

The fourth proportional to 36,542.05, 50,428.19 and 19,775.05 is: 27,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,542.05 : 50,428.19 = 19,775.05 : x
  2. Step 2: Convert to fraction form
    36,542.05/50,428.19 = 19,775.05/x
  3. Step 3: Cross multiply
    36,542.05x = 50,428.19 × 19,775.05
  4. Step 4: Simplify right side
    36,542.05x = 997,219,978.66
  5. Step 5: Solve for x
    x = 997,219,978.66/36,542.05
  6. Step 6: Final answer
    x = 27,289.66

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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.