Home / 52,674.24-72,690.60-28,801.30

Finding the Fourth Proportional to 52,674.24, 72,690.60 and 28,801.30

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Solution

The fourth proportional to 52,674.24, 72,690.60 and 28,801.30 is: 39,745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,674.24 : 72,690.60 = 28,801.30 : x
  2. Step 2: Convert to fraction form
    52,674.24/72,690.60 = 28,801.30/x
  3. Step 3: Cross multiply
    52,674.24x = 72,690.60 × 28,801.30
  4. Step 4: Simplify right side
    52,674.24x = 2,093,583,777.78
  5. Step 5: Solve for x
    x = 2,093,583,777.78/52,674.24
  6. Step 6: Final answer
    x = 39,745.88

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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.