Home / 25,940.38-38,962.42-25,089.16

Finding the Fourth Proportional to 25,940.38, 38,962.42 and 25,089.16

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Solution

The fourth proportional to 25,940.38, 38,962.42 and 25,089.16 is: 37,683.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,940.38 : 38,962.42 = 25,089.16 : x
  2. Step 2: Convert to fraction form
    25,940.38/38,962.42 = 25,089.16/x
  3. Step 3: Cross multiply
    25,940.38x = 38,962.42 × 25,089.16
  4. Step 4: Simplify right side
    25,940.38x = 977,534,194.56
  5. Step 5: Solve for x
    x = 977,534,194.56/25,940.38
  6. Step 6: Final answer
    x = 37,683.89

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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.