Home / 25,753.86-38,618.88-11,713.32

Finding the Fourth Proportional to 25,753.86, 38,618.88 and 11,713.32

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Solution

The fourth proportional to 25,753.86, 38,618.88 and 11,713.32 is: 17,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.86 : 38,618.88 = 11,713.32 : x
  2. Step 2: Convert to fraction form
    25,753.86/38,618.88 = 11,713.32/x
  3. Step 3: Cross multiply
    25,753.86x = 38,618.88 × 11,713.32
  4. Step 4: Simplify right side
    25,753.86x = 452,355,299.48
  5. Step 5: Solve for x
    x = 452,355,299.48/25,753.86
  6. Step 6: Final answer
    x = 17,564.56

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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.