Home / 18,624.72-27,937.44-14,909.68

Finding the Fourth Proportional to 18,624.72, 27,937.44 and 14,909.68

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Solution

The fourth proportional to 18,624.72, 27,937.44 and 14,909.68 is: 22,364.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.72 : 27,937.44 = 14,909.68 : x
  2. Step 2: Convert to fraction form
    18,624.72/27,937.44 = 14,909.68/x
  3. Step 3: Cross multiply
    18,624.72x = 27,937.44 × 14,909.68
  4. Step 4: Simplify right side
    18,624.72x = 416,538,290.42
  5. Step 5: Solve for x
    x = 416,538,290.42/18,624.72
  6. Step 6: Final answer
    x = 22,364.81

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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.