Home / 26,605.80-36,709.38-17,163

Finding the Fourth Proportional to 26,605.80, 36,709.38 and 17,163

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Solution

The fourth proportional to 26,605.80, 36,709.38 and 17,163 is: 23,680.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,605.80 : 36,709.38 = 17,163 : x
  2. Step 2: Convert to fraction form
    26,605.80/36,709.38 = 17,163/x
  3. Step 3: Cross multiply
    26,605.80x = 36,709.38 × 17,163
  4. Step 4: Simplify right side
    26,605.80x = 630,043,088.94
  5. Step 5: Solve for x
    x = 630,043,088.94/26,605.80
  6. Step 6: Final answer
    x = 23,680.67

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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.