Home / 14,294.12-21,448.48-6,806.15

Finding the Fourth Proportional to 14,294.12, 21,448.48 and 6,806.15

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Solution

The fourth proportional to 14,294.12, 21,448.48 and 6,806.15 is: 10,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294.12 : 21,448.48 = 6,806.15 : x
  2. Step 2: Convert to fraction form
    14,294.12/21,448.48 = 6,806.15/x
  3. Step 3: Cross multiply
    14,294.12x = 21,448.48 × 6,806.15
  4. Step 4: Simplify right side
    14,294.12x = 145,981,447.89
  5. Step 5: Solve for x
    x = 145,981,447.89/14,294.12
  6. Step 6: Final answer
    x = 10,212.70

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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.