Home / 28,622.67-39,485.68-19,067.00

Finding the Fourth Proportional to 28,622.67, 39,485.68 and 19,067.00

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Solution

The fourth proportional to 28,622.67, 39,485.68 and 19,067.00 is: 26,303.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,622.67 : 39,485.68 = 19,067.00 : x
  2. Step 2: Convert to fraction form
    28,622.67/39,485.68 = 19,067.00/x
  3. Step 3: Cross multiply
    28,622.67x = 39,485.68 × 19,067.00
  4. Step 4: Simplify right side
    28,622.67x = 752,873,215.46
  5. Step 5: Solve for x
    x = 752,873,215.46/28,622.67
  6. Step 6: Final answer
    x = 26,303.39

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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.