Home / 19,098.19-28,648.81-7,257.64

Finding the Fourth Proportional to 19,098.19, 28,648.81 and 7,257.64

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Solution

The fourth proportional to 19,098.19, 28,648.81 and 7,257.64 is: 10,887.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.19 : 28,648.81 = 7,257.64 : x
  2. Step 2: Convert to fraction form
    19,098.19/28,648.81 = 7,257.64/x
  3. Step 3: Cross multiply
    19,098.19x = 28,648.81 × 7,257.64
  4. Step 4: Simplify right side
    19,098.19x = 207,922,606.16
  5. Step 5: Solve for x
    x = 207,922,606.16/19,098.19
  6. Step 6: Final answer
    x = 10,887.03

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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.