Home / 50,266.83-69,369.38-28,758.60

Finding the Fourth Proportional to 50,266.83, 69,369.38 and 28,758.60

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Solution

The fourth proportional to 50,266.83, 69,369.38 and 28,758.60 is: 39,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,266.83 : 69,369.38 = 28,758.60 : x
  2. Step 2: Convert to fraction form
    50,266.83/69,369.38 = 28,758.60/x
  3. Step 3: Cross multiply
    50,266.83x = 69,369.38 × 28,758.60
  4. Step 4: Simplify right side
    50,266.83x = 1,994,966,251.67
  5. Step 5: Solve for x
    x = 1,994,966,251.67/50,266.83
  6. Step 6: Final answer
    x = 39,687.53

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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.