Home / 19,255.44-26,565.36-11,294.76

Finding the Fourth Proportional to 19,255.44, 26,565.36 and 11,294.76

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Solution

The fourth proportional to 19,255.44, 26,565.36 and 11,294.76 is: 15,582.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.44 : 26,565.36 = 11,294.76 : x
  2. Step 2: Convert to fraction form
    19,255.44/26,565.36 = 11,294.76/x
  3. Step 3: Cross multiply
    19,255.44x = 26,565.36 × 11,294.76
  4. Step 4: Simplify right side
    19,255.44x = 300,049,365.51
  5. Step 5: Solve for x
    x = 300,049,365.51/19,255.44
  6. Step 6: Final answer
    x = 15,582.58

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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.