Home / 50,464.18-69,642.45-28,109.62

Finding the Fourth Proportional to 50,464.18, 69,642.45 and 28,109.62

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Solution

The fourth proportional to 50,464.18, 69,642.45 and 28,109.62 is: 38,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,464.18 : 69,642.45 = 28,109.62 : x
  2. Step 2: Convert to fraction form
    50,464.18/69,642.45 = 28,109.62/x
  3. Step 3: Cross multiply
    50,464.18x = 69,642.45 × 28,109.62
  4. Step 4: Simplify right side
    50,464.18x = 1,957,622,805.37
  5. Step 5: Solve for x
    x = 1,957,622,805.37/50,464.18
  6. Step 6: Final answer
    x = 38,792.32

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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.