Home / 19,050.66-26,287.74-11,091.20

Finding the Fourth Proportional to 19,050.66, 26,287.74 and 11,091.20

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Solution

The fourth proportional to 19,050.66, 26,287.74 and 11,091.20 is: 15,304.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.66 : 26,287.74 = 11,091.20 : x
  2. Step 2: Convert to fraction form
    19,050.66/26,287.74 = 11,091.20/x
  3. Step 3: Cross multiply
    19,050.66x = 26,287.74 × 11,091.20
  4. Step 4: Simplify right side
    19,050.66x = 291,562,450.45
  5. Step 5: Solve for x
    x = 291,562,450.45/19,050.66
  6. Step 6: Final answer
    x = 15,304.59

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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.