Home / 18,495.36-27,747.23-5,348.79

Finding the Fourth Proportional to 18,495.36, 27,747.23 and 5,348.79

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Solution

The fourth proportional to 18,495.36, 27,747.23 and 5,348.79 is: 8,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.36 : 27,747.23 = 5,348.79 : x
  2. Step 2: Convert to fraction form
    18,495.36/27,747.23 = 5,348.79/x
  3. Step 3: Cross multiply
    18,495.36x = 27,747.23 × 5,348.79
  4. Step 4: Simplify right side
    18,495.36x = 148,414,079.61
  5. Step 5: Solve for x
    x = 148,414,079.61/18,495.36
  6. Step 6: Final answer
    x = 8,024.40

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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.