Home / 50,285.46-75,428.85-12,845.84

Finding the Fourth Proportional to 50,285.46, 75,428.85 and 12,845.84

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Solution

The fourth proportional to 50,285.46, 75,428.85 and 12,845.84 is: 19,268.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,285.46 : 75,428.85 = 12,845.84 : x
  2. Step 2: Convert to fraction form
    50,285.46/75,428.85 = 12,845.84/x
  3. Step 3: Cross multiply
    50,285.46x = 75,428.85 × 12,845.84
  4. Step 4: Simplify right side
    50,285.46x = 968,946,938.48
  5. Step 5: Solve for x
    x = 968,946,938.48/50,285.46
  6. Step 6: Final answer
    x = 19,268.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.