Home / 39,160.16-58,696-19,452.80

Finding the Fourth Proportional to 39,160.16, 58,696 and 19,452.80

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Solution

The fourth proportional to 39,160.16, 58,696 and 19,452.80 is: 29,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,160.16 : 58,696 = 19,452.80 : x
  2. Step 2: Convert to fraction form
    39,160.16/58,696 = 19,452.80/x
  3. Step 3: Cross multiply
    39,160.16x = 58,696 × 19,452.80
  4. Step 4: Simplify right side
    39,160.16x = 1,141,801,548.80
  5. Step 5: Solve for x
    x = 1,141,801,548.80/39,160.16
  6. Step 6: Final answer
    x = 29,157.22

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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.