Home / 57,289.84-85,934.76-17,850.14

Finding the Fourth Proportional to 57,289.84, 85,934.76 and 17,850.14

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Solution

The fourth proportional to 57,289.84, 85,934.76 and 17,850.14 is: 26,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289.84 : 85,934.76 = 17,850.14 : x
  2. Step 2: Convert to fraction form
    57,289.84/85,934.76 = 17,850.14/x
  3. Step 3: Cross multiply
    57,289.84x = 85,934.76 × 17,850.14
  4. Step 4: Simplify right side
    57,289.84x = 1,533,947,496.87
  5. Step 5: Solve for x
    x = 1,533,947,496.87/57,289.84
  6. Step 6: Final answer
    x = 26,775.21

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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.