Home / 23,687.70-32,666.31-18,301.56

Finding the Fourth Proportional to 23,687.70, 32,666.31 and 18,301.56

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Solution

The fourth proportional to 23,687.70, 32,666.31 and 18,301.56 is: 25,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.70 : 32,666.31 = 18,301.56 : x
  2. Step 2: Convert to fraction form
    23,687.70/32,666.31 = 18,301.56/x
  3. Step 3: Cross multiply
    23,687.70x = 32,666.31 × 18,301.56
  4. Step 4: Simplify right side
    23,687.70x = 597,844,432.44
  5. Step 5: Solve for x
    x = 597,844,432.44/23,687.70
  6. Step 6: Final answer
    x = 25,238.60

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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.