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Finding the Fourth Proportional to 50,365.68, 75,551.22 and 12,926.08

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Solution

The fourth proportional to 50,365.68, 75,551.22 and 12,926.08 is: 19,389.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,365.68 : 75,551.22 = 12,926.08 : x
  2. Step 2: Convert to fraction form
    50,365.68/75,551.22 = 12,926.08/x
  3. Step 3: Cross multiply
    50,365.68x = 75,551.22 × 12,926.08
  4. Step 4: Simplify right side
    50,365.68x = 976,580,924.94
  5. Step 5: Solve for x
    x = 976,580,924.94/50,365.68
  6. Step 6: Final answer
    x = 19,389.81

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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.