Home / 50,845.25-70,166.45-28,489.25

Finding the Fourth Proportional to 50,845.25, 70,166.45 and 28,489.25

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Solution

The fourth proportional to 50,845.25, 70,166.45 and 28,489.25 is: 39,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,845.25 : 70,166.45 = 28,489.25 : x
  2. Step 2: Convert to fraction form
    50,845.25/70,166.45 = 28,489.25/x
  3. Step 3: Cross multiply
    50,845.25x = 70,166.45 × 28,489.25
  4. Step 4: Simplify right side
    50,845.25x = 1,998,989,782.30
  5. Step 5: Solve for x
    x = 1,998,989,782.30/50,845.25
  6. Step 6: Final answer
    x = 39,315.17

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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.