Home / 14,344.37-19,784.26-10,378.61

Finding the Fourth Proportional to 14,344.37, 19,784.26 and 10,378.61

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Solution

The fourth proportional to 14,344.37, 19,784.26 and 10,378.61 is: 14,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.37 : 19,784.26 = 10,378.61 : x
  2. Step 2: Convert to fraction form
    14,344.37/19,784.26 = 10,378.61/x
  3. Step 3: Cross multiply
    14,344.37x = 19,784.26 × 10,378.61
  4. Step 4: Simplify right side
    14,344.37x = 205,333,118.68
  5. Step 5: Solve for x
    x = 205,333,118.68/14,344.37
  6. Step 6: Final answer
    x = 14,314.54

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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.