Home / 52,021.43-78,035.60-18,283.37

Finding the Fourth Proportional to 52,021.43, 78,035.60 and 18,283.37

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Solution

The fourth proportional to 52,021.43, 78,035.60 and 18,283.37 is: 27,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,021.43 : 78,035.60 = 18,283.37 : x
  2. Step 2: Convert to fraction form
    52,021.43/78,035.60 = 18,283.37/x
  3. Step 3: Cross multiply
    52,021.43x = 78,035.60 × 18,283.37
  4. Step 4: Simplify right side
    52,021.43x = 1,426,753,403.50
  5. Step 5: Solve for x
    x = 1,426,753,403.50/52,021.43
  6. Step 6: Final answer
    x = 27,426.27

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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.