Home / 21,860.20-32,824.86-17,263.72

Finding the Fourth Proportional to 21,860.20, 32,824.86 and 17,263.72

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Solution

The fourth proportional to 21,860.20, 32,824.86 and 17,263.72 is: 25,922.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860.20 : 32,824.86 = 17,263.72 : x
  2. Step 2: Convert to fraction form
    21,860.20/32,824.86 = 17,263.72/x
  3. Step 3: Cross multiply
    21,860.20x = 32,824.86 × 17,263.72
  4. Step 4: Simplify right side
    21,860.20x = 566,679,192.08
  5. Step 5: Solve for x
    x = 566,679,192.08/21,860.20
  6. Step 6: Final answer
    x = 25,922.87

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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.