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Finding the Fourth Proportional to 15,797.74, 23,677.76 and 7,352.88

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Solution

The fourth proportional to 15,797.74, 23,677.76 and 7,352.88 is: 11,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797.74 : 23,677.76 = 7,352.88 : x
  2. Step 2: Convert to fraction form
    15,797.74/23,677.76 = 7,352.88/x
  3. Step 3: Cross multiply
    15,797.74x = 23,677.76 × 7,352.88
  4. Step 4: Simplify right side
    15,797.74x = 174,099,727.95
  5. Step 5: Solve for x
    x = 174,099,727.95/15,797.74
  6. Step 6: Final answer
    x = 11,020.55

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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.