Home / 50,991.88-70,367.64-28,329.55

Finding the Fourth Proportional to 50,991.88, 70,367.64 and 28,329.55

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Solution

The fourth proportional to 50,991.88, 70,367.64 and 28,329.55 is: 39,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.88 : 70,367.64 = 28,329.55 : x
  2. Step 2: Convert to fraction form
    50,991.88/70,367.64 = 28,329.55/x
  3. Step 3: Cross multiply
    50,991.88x = 70,367.64 × 28,329.55
  4. Step 4: Simplify right side
    50,991.88x = 1,993,483,293.61
  5. Step 5: Solve for x
    x = 1,993,483,293.61/50,991.88
  6. Step 6: Final answer
    x = 39,094.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.