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Finding the Fourth Proportional to 50,334.57, 75,501.63 and 12,894.57

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Solution

The fourth proportional to 50,334.57, 75,501.63 and 12,894.57 is: 19,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,334.57 : 75,501.63 = 12,894.57 : x
  2. Step 2: Convert to fraction form
    50,334.57/75,501.63 = 12,894.57/x
  3. Step 3: Cross multiply
    50,334.57x = 75,501.63 × 12,894.57
  4. Step 4: Simplify right side
    50,334.57x = 973,561,053.15
  5. Step 5: Solve for x
    x = 973,561,053.15/50,334.57
  6. Step 6: Final answer
    x = 19,341.80

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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.