Home / 19,005.54-26,231.81-11,052.35

Finding the Fourth Proportional to 19,005.54, 26,231.81 and 11,052.35

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Solution

The fourth proportional to 19,005.54, 26,231.81 and 11,052.35 is: 15,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.54 : 26,231.81 = 11,052.35 : x
  2. Step 2: Convert to fraction form
    19,005.54/26,231.81 = 11,052.35/x
  3. Step 3: Cross multiply
    19,005.54x = 26,231.81 × 11,052.35
  4. Step 4: Simplify right side
    19,005.54x = 289,923,183.20
  5. Step 5: Solve for x
    x = 289,923,183.20/19,005.54
  6. Step 6: Final answer
    x = 15,254.67

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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.