Home / 19,975.36-27,565.98-11,022.87

Finding the Fourth Proportional to 19,975.36, 27,565.98 and 11,022.87

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Solution

The fourth proportional to 19,975.36, 27,565.98 and 11,022.87 is: 15,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.36 : 27,565.98 = 11,022.87 : x
  2. Step 2: Convert to fraction form
    19,975.36/27,565.98 = 11,022.87/x
  3. Step 3: Cross multiply
    19,975.36x = 27,565.98 × 11,022.87
  4. Step 4: Simplify right side
    19,975.36x = 303,856,213.96
  5. Step 5: Solve for x
    x = 303,856,213.96/19,975.36
  6. Step 6: Final answer
    x = 15,211.55

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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.