Home / 52,055.38-78,083.73-18,322.42

Finding the Fourth Proportional to 52,055.38, 78,083.73 and 18,322.42

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Solution

The fourth proportional to 52,055.38, 78,083.73 and 18,322.42 is: 27,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,055.38 : 78,083.73 = 18,322.42 : x
  2. Step 2: Convert to fraction form
    52,055.38/78,083.73 = 18,322.42/x
  3. Step 3: Cross multiply
    52,055.38x = 78,083.73 × 18,322.42
  4. Step 4: Simplify right side
    52,055.38x = 1,430,682,414.20
  5. Step 5: Solve for x
    x = 1,430,682,414.20/52,055.38
  6. Step 6: Final answer
    x = 27,483.85

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1.5x scale

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.