Home / 19,252.35-28,878.53-14,020.65

Finding the Fourth Proportional to 19,252.35, 28,878.53 and 14,020.65

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Solution

The fourth proportional to 19,252.35, 28,878.53 and 14,020.65 is: 21,030.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,252.35 : 28,878.53 = 14,020.65 : x
  2. Step 2: Convert to fraction form
    19,252.35/28,878.53 = 14,020.65/x
  3. Step 3: Cross multiply
    19,252.35x = 28,878.53 × 14,020.65
  4. Step 4: Simplify right side
    19,252.35x = 404,895,691.54
  5. Step 5: Solve for x
    x = 404,895,691.54/19,252.35
  6. Step 6: Final answer
    x = 21,030.98

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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.