Home / 19,099.44-28,648.89-9,239.58

Finding the Fourth Proportional to 19,099.44, 28,648.89 and 9,239.58

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Solution

The fourth proportional to 19,099.44, 28,648.89 and 9,239.58 is: 13,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.44 : 28,648.89 = 9,239.58 : x
  2. Step 2: Convert to fraction form
    19,099.44/28,648.89 = 9,239.58/x
  3. Step 3: Cross multiply
    19,099.44x = 28,648.89 × 9,239.58
  4. Step 4: Simplify right side
    19,099.44x = 264,703,711.07
  5. Step 5: Solve for x
    x = 264,703,711.07/19,099.44
  6. Step 6: Final answer
    x = 13,859.24

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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.