Home / 57,911.67-86,868.36-22,851

Finding the Fourth Proportional to 57,911.67, 86,868.36 and 22,851

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Solution

The fourth proportional to 57,911.67, 86,868.36 and 22,851 is: 34,276.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911.67 : 86,868.36 = 22,851 : x
  2. Step 2: Convert to fraction form
    57,911.67/86,868.36 = 22,851/x
  3. Step 3: Cross multiply
    57,911.67x = 86,868.36 × 22,851
  4. Step 4: Simplify right side
    57,911.67x = 1,985,028,894.36
  5. Step 5: Solve for x
    x = 1,985,028,894.36/57,911.67
  6. Step 6: Final answer
    x = 34,276.84

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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.