Home / 23,505.60-32,431.26-15,126.96

Finding the Fourth Proportional to 23,505.60, 32,431.26 and 15,126.96

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Solution

The fourth proportional to 23,505.60, 32,431.26 and 15,126.96 is: 20,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,505.60 : 32,431.26 = 15,126.96 : x
  2. Step 2: Convert to fraction form
    23,505.60/32,431.26 = 15,126.96/x
  3. Step 3: Cross multiply
    23,505.60x = 32,431.26 × 15,126.96
  4. Step 4: Simplify right side
    23,505.60x = 490,586,372.77
  5. Step 5: Solve for x
    x = 490,586,372.77/23,505.60
  6. Step 6: Final answer
    x = 20,871.04

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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.