Home / 19,169.70-28,752.10-14,246.52

Finding the Fourth Proportional to 19,169.70, 28,752.10 and 14,246.52

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Solution

The fourth proportional to 19,169.70, 28,752.10 and 14,246.52 is: 21,367.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.70 : 28,752.10 = 14,246.52 : x
  2. Step 2: Convert to fraction form
    19,169.70/28,752.10 = 14,246.52/x
  3. Step 3: Cross multiply
    19,169.70x = 28,752.10 × 14,246.52
  4. Step 4: Simplify right side
    19,169.70x = 409,617,367.69
  5. Step 5: Solve for x
    x = 409,617,367.69/19,169.70
  6. Step 6: Final answer
    x = 21,367.96

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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.