Home / 50,665.32-75,999.06-17,385.12

Finding the Fourth Proportional to 50,665.32, 75,999.06 and 17,385.12

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Solution

The fourth proportional to 50,665.32, 75,999.06 and 17,385.12 is: 26,078.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,665.32 : 75,999.06 = 17,385.12 : x
  2. Step 2: Convert to fraction form
    50,665.32/75,999.06 = 17,385.12/x
  3. Step 3: Cross multiply
    50,665.32x = 75,999.06 × 17,385.12
  4. Step 4: Simplify right side
    50,665.32x = 1,321,252,777.99
  5. Step 5: Solve for x
    x = 1,321,252,777.99/50,665.32
  6. Step 6: Final answer
    x = 26,078.05

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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.