Home / 19,796.15-29,680.16-9,260.35

Finding the Fourth Proportional to 19,796.15, 29,680.16 and 9,260.35

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Solution

The fourth proportional to 19,796.15, 29,680.16 and 9,260.35 is: 13,883.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.15 : 29,680.16 = 9,260.35 : x
  2. Step 2: Convert to fraction form
    19,796.15/29,680.16 = 9,260.35/x
  3. Step 3: Cross multiply
    19,796.15x = 29,680.16 × 9,260.35
  4. Step 4: Simplify right side
    19,796.15x = 274,848,549.15
  5. Step 5: Solve for x
    x = 274,848,549.15/19,796.15
  6. Step 6: Final answer
    x = 13,883.94

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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.