Home / 50,214.70-75,322.48-12,774.81

Finding the Fourth Proportional to 50,214.70, 75,322.48 and 12,774.81

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Solution

The fourth proportional to 50,214.70, 75,322.48 and 12,774.81 is: 19,162.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,214.70 : 75,322.48 = 12,774.81 : x
  2. Step 2: Convert to fraction form
    50,214.70/75,322.48 = 12,774.81/x
  3. Step 3: Cross multiply
    50,214.70x = 75,322.48 × 12,774.81
  4. Step 4: Simplify right side
    50,214.70x = 962,230,370.73
  5. Step 5: Solve for x
    x = 962,230,370.73/50,214.70
  6. Step 6: Final answer
    x = 19,162.32

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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.