Home / 26,986.52-40,482.47-8,266.34

Finding the Fourth Proportional to 26,986.52, 40,482.47 and 8,266.34

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Solution

The fourth proportional to 26,986.52, 40,482.47 and 8,266.34 is: 12,400.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.52 : 40,482.47 = 8,266.34 : x
  2. Step 2: Convert to fraction form
    26,986.52/40,482.47 = 8,266.34/x
  3. Step 3: Cross multiply
    26,986.52x = 40,482.47 × 8,266.34
  4. Step 4: Simplify right side
    26,986.52x = 334,641,658.65
  5. Step 5: Solve for x
    x = 334,641,658.65/26,986.52
  6. Step 6: Final answer
    x = 12,400.33

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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.