Home / 39,222.97-58,841.75-15,865.81

Finding the Fourth Proportional to 39,222.97, 58,841.75 and 15,865.81

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Solution

The fourth proportional to 39,222.97, 58,841.75 and 15,865.81 is: 23,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,222.97 : 58,841.75 = 15,865.81 : x
  2. Step 2: Convert to fraction form
    39,222.97/58,841.75 = 15,865.81/x
  3. Step 3: Cross multiply
    39,222.97x = 58,841.75 × 15,865.81
  4. Step 4: Simplify right side
    39,222.97x = 933,572,025.57
  5. Step 5: Solve for x
    x = 933,572,025.57/39,222.97
  6. Step 6: Final answer
    x = 23,801.67

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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.