Home / 23,299.45-32,157.56-21,875.16

Finding the Fourth Proportional to 23,299.45, 32,157.56 and 21,875.16

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Solution

The fourth proportional to 23,299.45, 32,157.56 and 21,875.16 is: 30,191.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,299.45 : 32,157.56 = 21,875.16 : x
  2. Step 2: Convert to fraction form
    23,299.45/32,157.56 = 21,875.16/x
  3. Step 3: Cross multiply
    23,299.45x = 32,157.56 × 21,875.16
  4. Step 4: Simplify right side
    23,299.45x = 703,451,822.44
  5. Step 5: Solve for x
    x = 703,451,822.44/23,299.45
  6. Step 6: Final answer
    x = 30,191.78

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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.