Home / 21,232.68-29,250.45-14,847.33

Finding the Fourth Proportional to 21,232.68, 29,250.45 and 14,847.33

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Solution

The fourth proportional to 21,232.68, 29,250.45 and 14,847.33 is: 20,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232.68 : 29,250.45 = 14,847.33 : x
  2. Step 2: Convert to fraction form
    21,232.68/29,250.45 = 14,847.33/x
  3. Step 3: Cross multiply
    21,232.68x = 29,250.45 × 14,847.33
  4. Step 4: Simplify right side
    21,232.68x = 434,291,083.80
  5. Step 5: Solve for x
    x = 434,291,083.80/21,232.68
  6. Step 6: Final answer
    x = 20,453.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.