Home / 53,584.60-80,390.36-16,143.88

Finding the Fourth Proportional to 53,584.60, 80,390.36 and 16,143.88

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Solution

The fourth proportional to 53,584.60, 80,390.36 and 16,143.88 is: 24,219.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,584.60 : 80,390.36 = 16,143.88 : x
  2. Step 2: Convert to fraction form
    53,584.60/80,390.36 = 16,143.88/x
  3. Step 3: Cross multiply
    53,584.60x = 80,390.36 × 16,143.88
  4. Step 4: Simplify right side
    53,584.60x = 1,297,812,325.00
  5. Step 5: Solve for x
    x = 1,297,812,325.00/53,584.60
  6. Step 6: Final answer
    x = 24,219.88

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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.