Home / 23,431.52-35,122.80-10,272.80

Finding the Fourth Proportional to 23,431.52, 35,122.80 and 10,272.80

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Solution

The fourth proportional to 23,431.52, 35,122.80 and 10,272.80 is: 15,398.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.52 : 35,122.80 = 10,272.80 : x
  2. Step 2: Convert to fraction form
    23,431.52/35,122.80 = 10,272.80/x
  3. Step 3: Cross multiply
    23,431.52x = 35,122.80 × 10,272.80
  4. Step 4: Simplify right side
    23,431.52x = 360,809,499.84
  5. Step 5: Solve for x
    x = 360,809,499.84/23,431.52
  6. Step 6: Final answer
    x = 15,398.47

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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.