Home / 57,241.40-85,875.17-19,801.44

Finding the Fourth Proportional to 57,241.40, 85,875.17 and 19,801.44

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Solution

The fourth proportional to 57,241.40, 85,875.17 and 19,801.44 is: 29,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,241.40 : 85,875.17 = 19,801.44 : x
  2. Step 2: Convert to fraction form
    57,241.40/85,875.17 = 19,801.44/x
  3. Step 3: Cross multiply
    57,241.40x = 85,875.17 × 19,801.44
  4. Step 4: Simplify right side
    57,241.40x = 1,700,451,927.24
  5. Step 5: Solve for x
    x = 1,700,451,927.24/57,241.40
  6. Step 6: Final answer
    x = 29,706.68

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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.