Home / 50,919.30-76,378.95-15,858.99

Finding the Fourth Proportional to 50,919.30, 76,378.95 and 15,858.99

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Solution

The fourth proportional to 50,919.30, 76,378.95 and 15,858.99 is: 23,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,919.30 : 76,378.95 = 15,858.99 : x
  2. Step 2: Convert to fraction form
    50,919.30/76,378.95 = 15,858.99/x
  3. Step 3: Cross multiply
    50,919.30x = 76,378.95 × 15,858.99
  4. Step 4: Simplify right side
    50,919.30x = 1,211,293,004.26
  5. Step 5: Solve for x
    x = 1,211,293,004.26/50,919.30
  6. Step 6: Final answer
    x = 23,788.49

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Similar ratio
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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.