Home / 17,830.45-26,730.62-11,242.11

Finding the Fourth Proportional to 17,830.45, 26,730.62 and 11,242.11

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Solution

The fourth proportional to 17,830.45, 26,730.62 and 11,242.11 is: 16,853.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,830.45 : 26,730.62 = 11,242.11 : x
  2. Step 2: Convert to fraction form
    17,830.45/26,730.62 = 11,242.11/x
  3. Step 3: Cross multiply
    17,830.45x = 26,730.62 × 11,242.11
  4. Step 4: Simplify right side
    17,830.45x = 300,508,570.41
  5. Step 5: Solve for x
    x = 300,508,570.41/17,830.45
  6. Step 6: Final answer
    x = 16,853.67

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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.