Home / 19,102.44-28,637.36-7,249.58

Finding the Fourth Proportional to 19,102.44, 28,637.36 and 7,249.58

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Solution

The fourth proportional to 19,102.44, 28,637.36 and 7,249.58 is: 10,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.44 : 28,637.36 = 7,249.58 : x
  2. Step 2: Convert to fraction form
    19,102.44/28,637.36 = 7,249.58/x
  3. Step 3: Cross multiply
    19,102.44x = 28,637.36 × 7,249.58
  4. Step 4: Simplify right side
    19,102.44x = 207,608,832.31
  5. Step 5: Solve for x
    x = 207,608,832.31/19,102.44
  6. Step 6: Final answer
    x = 10,868.18

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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.