Home / 26,629.58-39,906.29-19,554.08

Finding the Fourth Proportional to 26,629.58, 39,906.29 and 19,554.08

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Solution

The fourth proportional to 26,629.58, 39,906.29 and 19,554.08 is: 29,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.58 : 39,906.29 = 19,554.08 : x
  2. Step 2: Convert to fraction form
    26,629.58/39,906.29 = 19,554.08/x
  3. Step 3: Cross multiply
    26,629.58x = 39,906.29 × 19,554.08
  4. Step 4: Simplify right side
    26,629.58x = 780,330,489.86
  5. Step 5: Solve for x
    x = 780,330,489.86/26,629.58
  6. Step 6: Final answer
    x = 29,303.15

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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.