Home / 38,477.60-57,716.43-30,735.62

Finding the Fourth Proportional to 38,477.60, 57,716.43 and 30,735.62

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Solution

The fourth proportional to 38,477.60, 57,716.43 and 30,735.62 is: 46,103.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,477.60 : 57,716.43 = 30,735.62 : x
  2. Step 2: Convert to fraction form
    38,477.60/57,716.43 = 30,735.62/x
  3. Step 3: Cross multiply
    38,477.60x = 57,716.43 × 30,735.62
  4. Step 4: Simplify right side
    38,477.60x = 1,773,949,817.98
  5. Step 5: Solve for x
    x = 1,773,949,817.98/38,477.60
  6. Step 6: Final answer
    x = 46,103.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.