Home / 18,536.76-27,777.66-9,745.02

Finding the Fourth Proportional to 18,536.76, 27,777.66 and 9,745.02

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Solution

The fourth proportional to 18,536.76, 27,777.66 and 9,745.02 is: 14,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.76 : 27,777.66 = 9,745.02 : x
  2. Step 2: Convert to fraction form
    18,536.76/27,777.66 = 9,745.02/x
  3. Step 3: Cross multiply
    18,536.76x = 27,777.66 × 9,745.02
  4. Step 4: Simplify right side
    18,536.76x = 270,693,852.25
  5. Step 5: Solve for x
    x = 270,693,852.25/18,536.76
  6. Step 6: Final answer
    x = 14,603.08

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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.