Home / 14,342.04-19,790.19-8,369.37

Finding the Fourth Proportional to 14,342.04, 19,790.19 and 8,369.37

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Solution

The fourth proportional to 14,342.04, 19,790.19 and 8,369.37 is: 11,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.04 : 19,790.19 = 8,369.37 : x
  2. Step 2: Convert to fraction form
    14,342.04/19,790.19 = 8,369.37/x
  3. Step 3: Cross multiply
    14,342.04x = 19,790.19 × 8,369.37
  4. Step 4: Simplify right side
    14,342.04x = 165,631,422.48
  5. Step 5: Solve for x
    x = 165,631,422.48/14,342.04
  6. Step 6: Final answer
    x = 11,548.67

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1.5x scale

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.