Home / 50,989.62-70,365.54-28,328.52

Finding the Fourth Proportional to 50,989.62, 70,365.54 and 28,328.52

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Solution

The fourth proportional to 50,989.62, 70,365.54 and 28,328.52 is: 39,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,989.62 : 70,365.54 = 28,328.52 : x
  2. Step 2: Convert to fraction form
    50,989.62/70,365.54 = 28,328.52/x
  3. Step 3: Cross multiply
    50,989.62x = 70,365.54 × 28,328.52
  4. Step 4: Simplify right side
    50,989.62x = 1,993,351,607.20
  5. Step 5: Solve for x
    x = 1,993,351,607.20/50,989.62
  6. Step 6: Final answer
    x = 39,093.28

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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.