Home / 43,874.22-65,813.58-12,284.22

Finding the Fourth Proportional to 43,874.22, 65,813.58 and 12,284.22

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Solution

The fourth proportional to 43,874.22, 65,813.58 and 12,284.22 is: 18,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,874.22 : 65,813.58 = 12,284.22 : x
  2. Step 2: Convert to fraction form
    43,874.22/65,813.58 = 12,284.22/x
  3. Step 3: Cross multiply
    43,874.22x = 65,813.58 × 12,284.22
  4. Step 4: Simplify right side
    43,874.22x = 808,468,495.71
  5. Step 5: Solve for x
    x = 808,468,495.71/43,874.22
  6. Step 6: Final answer
    x = 18,426.96

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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.