Home / 55,367.15-83,045.45-22,078.31

Finding the Fourth Proportional to 55,367.15, 83,045.45 and 22,078.31

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Solution

The fourth proportional to 55,367.15, 83,045.45 and 22,078.31 is: 33,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,367.15 : 83,045.45 = 22,078.31 : x
  2. Step 2: Convert to fraction form
    55,367.15/83,045.45 = 22,078.31/x
  3. Step 3: Cross multiply
    55,367.15x = 83,045.45 × 22,078.31
  4. Step 4: Simplify right side
    55,367.15x = 1,833,503,452.00
  5. Step 5: Solve for x
    x = 1,833,503,452.00/55,367.15
  6. Step 6: Final answer
    x = 33,115.36

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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.