Home / 19,995.48-29,993.16-11,106.64

Finding the Fourth Proportional to 19,995.48, 29,993.16 and 11,106.64

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Solution

The fourth proportional to 19,995.48, 29,993.16 and 11,106.64 is: 16,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,995.48 : 29,993.16 = 11,106.64 : x
  2. Step 2: Convert to fraction form
    19,995.48/29,993.16 = 11,106.64/x
  3. Step 3: Cross multiply
    19,995.48x = 29,993.16 × 11,106.64
  4. Step 4: Simplify right side
    19,995.48x = 333,123,230.58
  5. Step 5: Solve for x
    x = 333,123,230.58/19,995.48
  6. Step 6: Final answer
    x = 16,659.93

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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.