Home / 19,246.90-28,868.46-13,046.74

Finding the Fourth Proportional to 19,246.90, 28,868.46 and 13,046.74

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Solution

The fourth proportional to 19,246.90, 28,868.46 and 13,046.74 is: 19,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.90 : 28,868.46 = 13,046.74 : x
  2. Step 2: Convert to fraction form
    19,246.90/28,868.46 = 13,046.74/x
  3. Step 3: Cross multiply
    19,246.90x = 28,868.46 × 13,046.74
  4. Step 4: Simplify right side
    19,246.90x = 376,639,291.82
  5. Step 5: Solve for x
    x = 376,639,291.82/19,246.90
  6. Step 6: Final answer
    x = 19,568.83

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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.