Home / 50,722.93-76,069.53-19,110.19

Finding the Fourth Proportional to 50,722.93, 76,069.53 and 19,110.19

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Solution

The fourth proportional to 50,722.93, 76,069.53 and 19,110.19 is: 28,659.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,722.93 : 76,069.53 = 19,110.19 : x
  2. Step 2: Convert to fraction form
    50,722.93/76,069.53 = 19,110.19/x
  3. Step 3: Cross multiply
    50,722.93x = 76,069.53 × 19,110.19
  4. Step 4: Simplify right side
    50,722.93x = 1,453,703,171.51
  5. Step 5: Solve for x
    x = 1,453,703,171.51/50,722.93
  6. Step 6: Final answer
    x = 28,659.68

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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.