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Finding the Fourth Proportional to 15,211.64, 22,797.48 and 9,372.08

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Solution

The fourth proportional to 15,211.64, 22,797.48 and 9,372.08 is: 14,045.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,211.64 : 22,797.48 = 9,372.08 : x
  2. Step 2: Convert to fraction form
    15,211.64/22,797.48 = 9,372.08/x
  3. Step 3: Cross multiply
    15,211.64x = 22,797.48 × 9,372.08
  4. Step 4: Simplify right side
    15,211.64x = 213,659,806.36
  5. Step 5: Solve for x
    x = 213,659,806.36/15,211.64
  6. Step 6: Final answer
    x = 14,045.81

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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.