Home / 50,905.26-76,345.54-21,345.19

Finding the Fourth Proportional to 50,905.26, 76,345.54 and 21,345.19

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Solution

The fourth proportional to 50,905.26, 76,345.54 and 21,345.19 is: 32,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,905.26 : 76,345.54 = 21,345.19 : x
  2. Step 2: Convert to fraction form
    50,905.26/76,345.54 = 21,345.19/x
  3. Step 3: Cross multiply
    50,905.26x = 76,345.54 × 21,345.19
  4. Step 4: Simplify right side
    50,905.26x = 1,629,609,812.73
  5. Step 5: Solve for x
    x = 1,629,609,812.73/50,905.26
  6. Step 6: Final answer
    x = 32,012.60

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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.