Home / 25,691.25-38,532.41-9,047.37

Finding the Fourth Proportional to 25,691.25, 38,532.41 and 9,047.37

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Solution

The fourth proportional to 25,691.25, 38,532.41 and 9,047.37 is: 13,569.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.25 : 38,532.41 = 9,047.37 : x
  2. Step 2: Convert to fraction form
    25,691.25/38,532.41 = 9,047.37/x
  3. Step 3: Cross multiply
    25,691.25x = 38,532.41 × 9,047.37
  4. Step 4: Simplify right side
    25,691.25x = 348,616,970.26
  5. Step 5: Solve for x
    x = 348,616,970.26/25,691.25
  6. Step 6: Final answer
    x = 13,569.48

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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.