Home / 19,040.82-28,566.16-11,150.00

Finding the Fourth Proportional to 19,040.82, 28,566.16 and 11,150.00

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Solution

The fourth proportional to 19,040.82, 28,566.16 and 11,150.00 is: 16,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.82 : 28,566.16 = 11,150.00 : x
  2. Step 2: Convert to fraction form
    19,040.82/28,566.16 = 11,150.00/x
  3. Step 3: Cross multiply
    19,040.82x = 28,566.16 × 11,150.00
  4. Step 4: Simplify right side
    19,040.82x = 318,512,812.46
  5. Step 5: Solve for x
    x = 318,512,812.46/19,040.82
  6. Step 6: Final answer
    x = 16,727.89

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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.