Home / 14,239.46-21,369.87-5,363.48

Finding the Fourth Proportional to 14,239.46, 21,369.87 and 5,363.48

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Solution

The fourth proportional to 14,239.46, 21,369.87 and 5,363.48 is: 8,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.46 : 21,369.87 = 5,363.48 : x
  2. Step 2: Convert to fraction form
    14,239.46/21,369.87 = 5,363.48/x
  3. Step 3: Cross multiply
    14,239.46x = 21,369.87 × 5,363.48
  4. Step 4: Simplify right side
    14,239.46x = 114,616,923.77
  5. Step 5: Solve for x
    x = 114,616,923.77/14,239.46
  6. Step 6: Final answer
    x = 8,049.25

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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.