Home / 19,098.43-28,631.36-7,245.58

Finding the Fourth Proportional to 19,098.43, 28,631.36 and 7,245.58

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Solution

The fourth proportional to 19,098.43, 28,631.36 and 7,245.58 is: 10,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.43 : 28,631.36 = 7,245.58 : x
  2. Step 2: Convert to fraction form
    19,098.43/28,631.36 = 7,245.58/x
  3. Step 3: Cross multiply
    19,098.43x = 28,631.36 × 7,245.58
  4. Step 4: Simplify right side
    19,098.43x = 207,450,718.89
  5. Step 5: Solve for x
    x = 207,450,718.89/19,098.43
  6. Step 6: Final answer
    x = 10,862.19

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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.