Home / 14,319.24-19,760.70-8,354.52

Finding the Fourth Proportional to 14,319.24, 19,760.70 and 8,354.52

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Solution

The fourth proportional to 14,319.24, 19,760.70 and 8,354.52 is: 11,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319.24 : 19,760.70 = 8,354.52 : x
  2. Step 2: Convert to fraction form
    14,319.24/19,760.70 = 8,354.52/x
  3. Step 3: Cross multiply
    14,319.24x = 19,760.70 × 8,354.52
  4. Step 4: Simplify right side
    14,319.24x = 165,091,163.36
  5. Step 5: Solve for x
    x = 165,091,163.36/14,319.24
  6. Step 6: Final answer
    x = 11,529.32

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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.