Home / 18,183.35-27,278.09-9,302.52

Finding the Fourth Proportional to 18,183.35, 27,278.09 and 9,302.52

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Solution

The fourth proportional to 18,183.35, 27,278.09 and 9,302.52 is: 13,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.35 : 27,278.09 = 9,302.52 : x
  2. Step 2: Convert to fraction form
    18,183.35/27,278.09 = 9,302.52/x
  3. Step 3: Cross multiply
    18,183.35x = 27,278.09 × 9,302.52
  4. Step 4: Simplify right side
    18,183.35x = 253,755,068.45
  5. Step 5: Solve for x
    x = 253,755,068.45/18,183.35
  6. Step 6: Final answer
    x = 13,955.35

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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.