Home / 38,107.96-57,059.54-31,059.08

Finding the Fourth Proportional to 38,107.96, 57,059.54 and 31,059.08

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Solution

The fourth proportional to 38,107.96, 57,059.54 and 31,059.08 is: 46,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,107.96 : 57,059.54 = 31,059.08 : x
  2. Step 2: Convert to fraction form
    38,107.96/57,059.54 = 31,059.08/x
  3. Step 3: Cross multiply
    38,107.96x = 57,059.54 × 31,059.08
  4. Step 4: Simplify right side
    38,107.96x = 1,772,216,817.62
  5. Step 5: Solve for x
    x = 1,772,216,817.62/38,107.96
  6. Step 6: Final answer
    x = 46,505.16

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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.