Home / 43,624.42-65,451.27-18,653.86

Finding the Fourth Proportional to 43,624.42, 65,451.27 and 18,653.86

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Solution

The fourth proportional to 43,624.42, 65,451.27 and 18,653.86 is: 27,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,624.42 : 65,451.27 = 18,653.86 : x
  2. Step 2: Convert to fraction form
    43,624.42/65,451.27 = 18,653.86/x
  3. Step 3: Cross multiply
    43,624.42x = 65,451.27 × 18,653.86
  4. Step 4: Simplify right side
    43,624.42x = 1,220,918,827.40
  5. Step 5: Solve for x
    x = 1,220,918,827.40/43,624.42
  6. Step 6: Final answer
    x = 27,987.05

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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.