Home / 27,764.53-41,603.20-18,884.09

Finding the Fourth Proportional to 27,764.53, 41,603.20 and 18,884.09

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Solution

The fourth proportional to 27,764.53, 41,603.20 and 18,884.09 is: 28,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,764.53 : 41,603.20 = 18,884.09 : x
  2. Step 2: Convert to fraction form
    27,764.53/41,603.20 = 18,884.09/x
  3. Step 3: Cross multiply
    27,764.53x = 41,603.20 × 18,884.09
  4. Step 4: Simplify right side
    27,764.53x = 785,638,700.70
  5. Step 5: Solve for x
    x = 785,638,700.70/27,764.53
  6. Step 6: Final answer
    x = 28,296.49

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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.