Home / 14,223.21-21,325.68-5,908.98

Finding the Fourth Proportional to 14,223.21, 21,325.68 and 5,908.98

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Solution

The fourth proportional to 14,223.21, 21,325.68 and 5,908.98 is: 8,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.21 : 21,325.68 = 5,908.98 : x
  2. Step 2: Convert to fraction form
    14,223.21/21,325.68 = 5,908.98/x
  3. Step 3: Cross multiply
    14,223.21x = 21,325.68 × 5,908.98
  4. Step 4: Simplify right side
    14,223.21x = 126,013,016.61
  5. Step 5: Solve for x
    x = 126,013,016.61/14,223.21
  6. Step 6: Final answer
    x = 8,859.67

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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.