Home / 50,392.96-69,539.52-28,036.48

Finding the Fourth Proportional to 50,392.96, 69,539.52 and 28,036.48

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Solution

The fourth proportional to 50,392.96, 69,539.52 and 28,036.48 is: 38,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,392.96 : 69,539.52 = 28,036.48 : x
  2. Step 2: Convert to fraction form
    50,392.96/69,539.52 = 28,036.48/x
  3. Step 3: Cross multiply
    50,392.96x = 69,539.52 × 28,036.48
  4. Step 4: Simplify right side
    50,392.96x = 1,949,643,361.69
  5. Step 5: Solve for x
    x = 1,949,643,361.69/50,392.96
  6. Step 6: Final answer
    x = 38,688.80

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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.