Home / 33,153.63-45,753.03-18,047.30

Finding the Fourth Proportional to 33,153.63, 45,753.03 and 18,047.30

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Solution

The fourth proportional to 33,153.63, 45,753.03 and 18,047.30 is: 24,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153.63 : 45,753.03 = 18,047.30 : x
  2. Step 2: Convert to fraction form
    33,153.63/45,753.03 = 18,047.30/x
  3. Step 3: Cross multiply
    33,153.63x = 45,753.03 × 18,047.30
  4. Step 4: Simplify right side
    33,153.63x = 825,718,568.08
  5. Step 5: Solve for x
    x = 825,718,568.08/33,153.63
  6. Step 6: Final answer
    x = 24,905.83

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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.