Home / 57,032.14-85,488.84-21,469.04

Finding the Fourth Proportional to 57,032.14, 85,488.84 and 21,469.04

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Solution

The fourth proportional to 57,032.14, 85,488.84 and 21,469.04 is: 32,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,032.14 : 85,488.84 = 21,469.04 : x
  2. Step 2: Convert to fraction form
    57,032.14/85,488.84 = 21,469.04/x
  3. Step 3: Cross multiply
    57,032.14x = 85,488.84 × 21,469.04
  4. Step 4: Simplify right side
    57,032.14x = 1,835,363,325.51
  5. Step 5: Solve for x
    x = 1,835,363,325.51/57,032.14
  6. Step 6: Final answer
    x = 32,181.21

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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.