Home / 26,316.96-39,396.60-19,396.32

Finding the Fourth Proportional to 26,316.96, 39,396.60 and 19,396.32

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Solution

The fourth proportional to 26,316.96, 39,396.60 and 19,396.32 is: 29,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.96 : 39,396.60 = 19,396.32 : x
  2. Step 2: Convert to fraction form
    26,316.96/39,396.60 = 19,396.32/x
  3. Step 3: Cross multiply
    26,316.96x = 39,396.60 × 19,396.32
  4. Step 4: Simplify right side
    26,316.96x = 764,149,060.51
  5. Step 5: Solve for x
    x = 764,149,060.51/26,316.96
  6. Step 6: Final answer
    x = 29,036.37

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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.