Home / 39,006.54-58,509.72-15,649.38

Finding the Fourth Proportional to 39,006.54, 58,509.72 and 15,649.38

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Solution

The fourth proportional to 39,006.54, 58,509.72 and 15,649.38 is: 23,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,006.54 : 58,509.72 = 15,649.38 : x
  2. Step 2: Convert to fraction form
    39,006.54/58,509.72 = 15,649.38/x
  3. Step 3: Cross multiply
    39,006.54x = 58,509.72 × 15,649.38
  4. Step 4: Simplify right side
    39,006.54x = 915,640,841.97
  5. Step 5: Solve for x
    x = 915,640,841.97/39,006.54
  6. Step 6: Final answer
    x = 23,474.03

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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.