Home / 13,652.23-18,833.19-7,983.26

Finding the Fourth Proportional to 13,652.23, 18,833.19 and 7,983.26

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Solution

The fourth proportional to 13,652.23, 18,833.19 and 7,983.26 is: 11,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.23 : 18,833.19 = 7,983.26 : x
  2. Step 2: Convert to fraction form
    13,652.23/18,833.19 = 7,983.26/x
  3. Step 3: Cross multiply
    13,652.23x = 18,833.19 × 7,983.26
  4. Step 4: Simplify right side
    13,652.23x = 150,350,252.40
  5. Step 5: Solve for x
    x = 150,350,252.40/13,652.23
  6. Step 6: Final answer
    x = 11,012.88

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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.