Home / 19,804.82-29,711.66-6,656.83

Finding the Fourth Proportional to 19,804.82, 29,711.66 and 6,656.83

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Solution

The fourth proportional to 19,804.82, 29,711.66 and 6,656.83 is: 9,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,804.82 : 29,711.66 = 6,656.83 : x
  2. Step 2: Convert to fraction form
    19,804.82/29,711.66 = 6,656.83/x
  3. Step 3: Cross multiply
    19,804.82x = 29,711.66 × 6,656.83
  4. Step 4: Simplify right side
    19,804.82x = 197,785,362.07
  5. Step 5: Solve for x
    x = 197,785,362.07/19,804.82
  6. Step 6: Final answer
    x = 9,986.73

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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.