Home / 19,260.33-28,890.12-9,894.84

Finding the Fourth Proportional to 19,260.33, 28,890.12 and 9,894.84

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Solution

The fourth proportional to 19,260.33, 28,890.12 and 9,894.84 is: 14,842.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.33 : 28,890.12 = 9,894.84 : x
  2. Step 2: Convert to fraction form
    19,260.33/28,890.12 = 9,894.84/x
  3. Step 3: Cross multiply
    19,260.33x = 28,890.12 × 9,894.84
  4. Step 4: Simplify right side
    19,260.33x = 285,863,114.98
  5. Step 5: Solve for x
    x = 285,863,114.98/19,260.33
  6. Step 6: Final answer
    x = 14,842.07

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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.