Home / 57,057.54-85,608.18-25,885.50

Finding the Fourth Proportional to 57,057.54, 85,608.18 and 25,885.50

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Solution

The fourth proportional to 57,057.54, 85,608.18 and 25,885.50 is: 38,838.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,057.54 : 85,608.18 = 25,885.50 : x
  2. Step 2: Convert to fraction form
    57,057.54/85,608.18 = 25,885.50/x
  3. Step 3: Cross multiply
    57,057.54x = 85,608.18 × 25,885.50
  4. Step 4: Simplify right side
    57,057.54x = 2,216,010,543.39
  5. Step 5: Solve for x
    x = 2,216,010,543.39/57,057.54
  6. Step 6: Final answer
    x = 38,838.17

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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.