Home / 50,208-75,312.18-13,272

Finding the Fourth Proportional to 50,208, 75,312.18 and 13,272

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Solution

The fourth proportional to 50,208, 75,312.18 and 13,272 is: 19,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,208 : 75,312.18 = 13,272 : x
  2. Step 2: Convert to fraction form
    50,208/75,312.18 = 13,272/x
  3. Step 3: Cross multiply
    50,208x = 75,312.18 × 13,272
  4. Step 4: Simplify right side
    50,208x = 999,543,252.96
  5. Step 5: Solve for x
    x = 999,543,252.96/50,208
  6. Step 6: Final answer
    x = 19,908.05

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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.