Home / 50,298.24-75,464.64-19,138.08

Finding the Fourth Proportional to 50,298.24, 75,464.64 and 19,138.08

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Solution

The fourth proportional to 50,298.24, 75,464.64 and 19,138.08 is: 28,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,298.24 : 75,464.64 = 19,138.08 : x
  2. Step 2: Convert to fraction form
    50,298.24/75,464.64 = 19,138.08/x
  3. Step 3: Cross multiply
    50,298.24x = 75,464.64 × 19,138.08
  4. Step 4: Simplify right side
    50,298.24x = 1,444,248,317.49
  5. Step 5: Solve for x
    x = 1,444,248,317.49/50,298.24
  6. Step 6: Final answer
    x = 28,713.69

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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.