Home / 14,849.12-20,494.62-9,189.35

Finding the Fourth Proportional to 14,849.12, 20,494.62 and 9,189.35

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Solution

The fourth proportional to 14,849.12, 20,494.62 and 9,189.35 is: 12,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.12 : 20,494.62 = 9,189.35 : x
  2. Step 2: Convert to fraction form
    14,849.12/20,494.62 = 9,189.35/x
  3. Step 3: Cross multiply
    14,849.12x = 20,494.62 × 9,189.35
  4. Step 4: Simplify right side
    14,849.12x = 188,332,210.68
  5. Step 5: Solve for x
    x = 188,332,210.68/14,849.12
  6. Step 6: Final answer
    x = 12,683.05

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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.