Home / 53,607.64-80,390.94-18,059.41

Finding the Fourth Proportional to 53,607.64, 80,390.94 and 18,059.41

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Solution

The fourth proportional to 53,607.64, 80,390.94 and 18,059.41 is: 27,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,607.64 : 80,390.94 = 18,059.41 : x
  2. Step 2: Convert to fraction form
    53,607.64/80,390.94 = 18,059.41/x
  3. Step 3: Cross multiply
    53,607.64x = 80,390.94 × 18,059.41
  4. Step 4: Simplify right side
    53,607.64x = 1,451,812,945.75
  5. Step 5: Solve for x
    x = 1,451,812,945.75/53,607.64
  6. Step 6: Final answer
    x = 27,082.20

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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.