Home / 14,353.26-19,809.32-8,065.63

Finding the Fourth Proportional to 14,353.26, 19,809.32 and 8,065.63

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Solution

The fourth proportional to 14,353.26, 19,809.32 and 8,065.63 is: 11,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.26 : 19,809.32 = 8,065.63 : x
  2. Step 2: Convert to fraction form
    14,353.26/19,809.32 = 8,065.63/x
  3. Step 3: Cross multiply
    14,353.26x = 19,809.32 × 8,065.63
  4. Step 4: Simplify right side
    14,353.26x = 159,774,645.67
  5. Step 5: Solve for x
    x = 159,774,645.67/14,353.26
  6. Step 6: Final answer
    x = 11,131.59

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Half scale
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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.