Home / 57,062.48-85,572.78-19,611.94

Finding the Fourth Proportional to 57,062.48, 85,572.78 and 19,611.94

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Solution

The fourth proportional to 57,062.48, 85,572.78 and 19,611.94 is: 29,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,062.48 : 85,572.78 = 19,611.94 : x
  2. Step 2: Convert to fraction form
    57,062.48/85,572.78 = 19,611.94/x
  3. Step 3: Cross multiply
    57,062.48x = 85,572.78 × 19,611.94
  4. Step 4: Simplify right side
    57,062.48x = 1,678,248,226.99
  5. Step 5: Solve for x
    x = 1,678,248,226.99/57,062.48
  6. Step 6: Final answer
    x = 29,410.71

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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.