Home / 52,184.87-72,015.15-28,311.54

Finding the Fourth Proportional to 52,184.87, 72,015.15 and 28,311.54

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Solution

The fourth proportional to 52,184.87, 72,015.15 and 28,311.54 is: 39,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,184.87 : 72,015.15 = 28,311.54 : x
  2. Step 2: Convert to fraction form
    52,184.87/72,015.15 = 28,311.54/x
  3. Step 3: Cross multiply
    52,184.87x = 72,015.15 × 28,311.54
  4. Step 4: Simplify right side
    52,184.87x = 2,038,859,658.27
  5. Step 5: Solve for x
    x = 2,038,859,658.27/52,184.87
  6. Step 6: Final answer
    x = 39,069.94

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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.