Home / 33,082.40-49,623.60-10,899.20

Finding the Fourth Proportional to 33,082.40, 49,623.60 and 10,899.20

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Solution

The fourth proportional to 33,082.40, 49,623.60 and 10,899.20 is: 16,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,082.40 : 49,623.60 = 10,899.20 : x
  2. Step 2: Convert to fraction form
    33,082.40/49,623.60 = 10,899.20/x
  3. Step 3: Cross multiply
    33,082.40x = 49,623.60 × 10,899.20
  4. Step 4: Simplify right side
    33,082.40x = 540,857,541.12
  5. Step 5: Solve for x
    x = 540,857,541.12/33,082.40
  6. Step 6: Final answer
    x = 16,348.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.