Home / 25,963.88-38,945.81-6,242.43

Finding the Fourth Proportional to 25,963.88, 38,945.81 and 6,242.43

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Solution

The fourth proportional to 25,963.88, 38,945.81 and 6,242.43 is: 9,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,963.88 : 38,945.81 = 6,242.43 : x
  2. Step 2: Convert to fraction form
    25,963.88/38,945.81 = 6,242.43/x
  3. Step 3: Cross multiply
    25,963.88x = 38,945.81 × 6,242.43
  4. Step 4: Simplify right side
    25,963.88x = 243,116,492.72
  5. Step 5: Solve for x
    x = 243,116,492.72/25,963.88
  6. Step 6: Final answer
    x = 9,363.64

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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.