Home / 14,708.39-20,292.53-8,334.09

Finding the Fourth Proportional to 14,708.39, 20,292.53 and 8,334.09

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Solution

The fourth proportional to 14,708.39, 20,292.53 and 8,334.09 is: 11,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.39 : 20,292.53 = 8,334.09 : x
  2. Step 2: Convert to fraction form
    14,708.39/20,292.53 = 8,334.09/x
  3. Step 3: Cross multiply
    14,708.39x = 20,292.53 × 8,334.09
  4. Step 4: Simplify right side
    14,708.39x = 169,119,729.68
  5. Step 5: Solve for x
    x = 169,119,729.68/14,708.39
  6. Step 6: Final answer
    x = 11,498.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.