Home / 13,228.43-19,842.23-4,462.61

Finding the Fourth Proportional to 13,228.43, 19,842.23 and 4,462.61

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Solution

The fourth proportional to 13,228.43, 19,842.23 and 4,462.61 is: 6,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.43 : 19,842.23 = 4,462.61 : x
  2. Step 2: Convert to fraction form
    13,228.43/19,842.23 = 4,462.61/x
  3. Step 3: Cross multiply
    13,228.43x = 19,842.23 × 4,462.61
  4. Step 4: Simplify right side
    13,228.43x = 88,548,045.97
  5. Step 5: Solve for x
    x = 88,548,045.97/13,228.43
  6. Step 6: Final answer
    x = 6,693.77

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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.