Home / 52,282.08-72,149.49-28,408.85

Finding the Fourth Proportional to 52,282.08, 72,149.49 and 28,408.85

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Solution

The fourth proportional to 52,282.08, 72,149.49 and 28,408.85 is: 39,204.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.08 : 72,149.49 = 28,408.85 : x
  2. Step 2: Convert to fraction form
    52,282.08/72,149.49 = 28,408.85/x
  3. Step 3: Cross multiply
    52,282.08x = 72,149.49 × 28,408.85
  4. Step 4: Simplify right side
    52,282.08x = 2,049,684,038.99
  5. Step 5: Solve for x
    x = 2,049,684,038.99/52,282.08
  6. Step 6: Final answer
    x = 39,204.33

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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.