Home / 41,985.14-57,951.06-28,578.84

Finding the Fourth Proportional to 41,985.14, 57,951.06 and 28,578.84

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Solution

The fourth proportional to 41,985.14, 57,951.06 and 28,578.84 is: 39,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,985.14 : 57,951.06 = 28,578.84 : x
  2. Step 2: Convert to fraction form
    41,985.14/57,951.06 = 28,578.84/x
  3. Step 3: Cross multiply
    41,985.14x = 57,951.06 × 28,578.84
  4. Step 4: Simplify right side
    41,985.14x = 1,656,174,071.57
  5. Step 5: Solve for x
    x = 1,656,174,071.57/41,985.14
  6. Step 6: Final answer
    x = 39,446.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.