Home / 52,745.52-72,790.56-30,087.84

Finding the Fourth Proportional to 52,745.52, 72,790.56 and 30,087.84

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Solution

The fourth proportional to 52,745.52, 72,790.56 and 30,087.84 is: 41,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,745.52 : 72,790.56 = 30,087.84 : x
  2. Step 2: Convert to fraction form
    52,745.52/72,790.56 = 30,087.84/x
  3. Step 3: Cross multiply
    52,745.52x = 72,790.56 × 30,087.84
  4. Step 4: Simplify right side
    52,745.52x = 2,190,110,722.79
  5. Step 5: Solve for x
    x = 2,190,110,722.79/52,745.52
  6. Step 6: Final answer
    x = 41,522.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.