Home / 50,467.20-75,708.80-17,190.40

Finding the Fourth Proportional to 50,467.20, 75,708.80 and 17,190.40

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Solution

The fourth proportional to 50,467.20, 75,708.80 and 17,190.40 is: 25,788.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,467.20 : 75,708.80 = 17,190.40 : x
  2. Step 2: Convert to fraction form
    50,467.20/75,708.80 = 17,190.40/x
  3. Step 3: Cross multiply
    50,467.20x = 75,708.80 × 17,190.40
  4. Step 4: Simplify right side
    50,467.20x = 1,301,464,555.52
  5. Step 5: Solve for x
    x = 1,301,464,555.52/50,467.20
  6. Step 6: Final answer
    x = 25,788.33

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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.