Home / 17,827.40-26,739.01-4,680.79

Finding the Fourth Proportional to 17,827.40, 26,739.01 and 4,680.79

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Solution

The fourth proportional to 17,827.40, 26,739.01 and 4,680.79 is: 7,020.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,827.40 : 26,739.01 = 4,680.79 : x
  2. Step 2: Convert to fraction form
    17,827.40/26,739.01 = 4,680.79/x
  3. Step 3: Cross multiply
    17,827.40x = 26,739.01 × 4,680.79
  4. Step 4: Simplify right side
    17,827.40x = 125,159,780.03
  5. Step 5: Solve for x
    x = 125,159,780.03/17,827.40
  6. Step 6: Final answer
    x = 7,020.64

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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.