Home / 25,495.36-38,241.72-7,963.92

Finding the Fourth Proportional to 25,495.36, 38,241.72 and 7,963.92

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Solution

The fourth proportional to 25,495.36, 38,241.72 and 7,963.92 is: 11,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,495.36 : 38,241.72 = 7,963.92 : x
  2. Step 2: Convert to fraction form
    25,495.36/38,241.72 = 7,963.92/x
  3. Step 3: Cross multiply
    25,495.36x = 38,241.72 × 7,963.92
  4. Step 4: Simplify right side
    25,495.36x = 304,553,998.74
  5. Step 5: Solve for x
    x = 304,553,998.74/25,495.36
  6. Step 6: Final answer
    x = 11,945.47

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1.5x scale

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.