Home / 21,448.94-32,172.95-5,866.56

Finding the Fourth Proportional to 21,448.94, 32,172.95 and 5,866.56

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Solution

The fourth proportional to 21,448.94, 32,172.95 and 5,866.56 is: 8,799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,448.94 : 32,172.95 = 5,866.56 : x
  2. Step 2: Convert to fraction form
    21,448.94/32,172.95 = 5,866.56/x
  3. Step 3: Cross multiply
    21,448.94x = 32,172.95 × 5,866.56
  4. Step 4: Simplify right side
    21,448.94x = 188,744,512.22
  5. Step 5: Solve for x
    x = 188,744,512.22/21,448.94
  6. Step 6: Final answer
    x = 8,799.71

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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.