Home / 15,565.88-23,277.90-11,619.92

Finding the Fourth Proportional to 15,565.88, 23,277.90 and 11,619.92

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Solution

The fourth proportional to 15,565.88, 23,277.90 and 11,619.92 is: 17,376.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565.88 : 23,277.90 = 11,619.92 : x
  2. Step 2: Convert to fraction form
    15,565.88/23,277.90 = 11,619.92/x
  3. Step 3: Cross multiply
    15,565.88x = 23,277.90 × 11,619.92
  4. Step 4: Simplify right side
    15,565.88x = 270,487,335.77
  5. Step 5: Solve for x
    x = 270,487,335.77/15,565.88
  6. Step 6: Final answer
    x = 17,376.94

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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.