Home / 26,782.11-40,167.39-16,908.21

Finding the Fourth Proportional to 26,782.11, 40,167.39 and 16,908.21

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Solution

The fourth proportional to 26,782.11, 40,167.39 and 16,908.21 is: 25,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.11 : 40,167.39 = 16,908.21 : x
  2. Step 2: Convert to fraction form
    26,782.11/40,167.39 = 16,908.21/x
  3. Step 3: Cross multiply
    26,782.11x = 40,167.39 × 16,908.21
  4. Step 4: Simplify right side
    26,782.11x = 679,158,665.27
  5. Step 5: Solve for x
    x = 679,158,665.27/26,782.11
  6. Step 6: Final answer
    x = 25,358.67

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1.5x scale

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.