Home / 40,284.28-60,426.44-12,204.04

Finding the Fourth Proportional to 40,284.28, 60,426.44 and 12,204.04

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Solution

The fourth proportional to 40,284.28, 60,426.44 and 12,204.04 is: 18,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284.28 : 60,426.44 = 12,204.04 : x
  2. Step 2: Convert to fraction form
    40,284.28/60,426.44 = 12,204.04/x
  3. Step 3: Cross multiply
    40,284.28x = 60,426.44 × 12,204.04
  4. Step 4: Simplify right side
    40,284.28x = 737,446,690.82
  5. Step 5: Solve for x
    x = 737,446,690.82/40,284.28
  6. Step 6: Final answer
    x = 18,306.07

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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.