Home / 52,563.09-78,857.19-17,503.05

Finding the Fourth Proportional to 52,563.09, 78,857.19 and 17,503.05

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Solution

The fourth proportional to 52,563.09, 78,857.19 and 17,503.05 is: 26,258.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,563.09 : 78,857.19 = 17,503.05 : x
  2. Step 2: Convert to fraction form
    52,563.09/78,857.19 = 17,503.05/x
  3. Step 3: Cross multiply
    52,563.09x = 78,857.19 × 17,503.05
  4. Step 4: Simplify right side
    52,563.09x = 1,380,241,251.91
  5. Step 5: Solve for x
    x = 1,380,241,251.91/52,563.09
  6. Step 6: Final answer
    x = 26,258.75

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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.