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Finding the Fourth Proportional to 23,911.53, 35,868.64 and 7,272.10

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Solution

The fourth proportional to 23,911.53, 35,868.64 and 7,272.10 is: 10,908.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,911.53 : 35,868.64 = 7,272.10 : x
  2. Step 2: Convert to fraction form
    23,911.53/35,868.64 = 7,272.10/x
  3. Step 3: Cross multiply
    23,911.53x = 35,868.64 × 7,272.10
  4. Step 4: Simplify right side
    23,911.53x = 260,840,336.94
  5. Step 5: Solve for x
    x = 260,840,336.94/23,911.53
  6. Step 6: Final answer
    x = 10,908.56

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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.