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Finding the Fourth Proportional to 50,497.35, 75,745.99 and 13,561.35

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Solution

The fourth proportional to 50,497.35, 75,745.99 and 13,561.35 is: 20,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,497.35 : 75,745.99 = 13,561.35 : x
  2. Step 2: Convert to fraction form
    50,497.35/75,745.99 = 13,561.35/x
  3. Step 3: Cross multiply
    50,497.35x = 75,745.99 × 13,561.35
  4. Step 4: Simplify right side
    50,497.35x = 1,027,217,881.49
  5. Step 5: Solve for x
    x = 1,027,217,881.49/50,497.35
  6. Step 6: Final answer
    x = 20,342.02

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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.