Home / 50,518.12-69,715.48-27,858.02

Finding the Fourth Proportional to 50,518.12, 69,715.48 and 27,858.02

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Solution

The fourth proportional to 50,518.12, 69,715.48 and 27,858.02 is: 38,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,518.12 : 69,715.48 = 27,858.02 : x
  2. Step 2: Convert to fraction form
    50,518.12/69,715.48 = 27,858.02/x
  3. Step 3: Cross multiply
    50,518.12x = 69,715.48 × 27,858.02
  4. Step 4: Simplify right side
    50,518.12x = 1,942,135,236.15
  5. Step 5: Solve for x
    x = 1,942,135,236.15/50,518.12
  6. Step 6: Final answer
    x = 38,444.33

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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.