Home / 17,321.40-25,977.45-4,840.65

Finding the Fourth Proportional to 17,321.40, 25,977.45 and 4,840.65

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Solution

The fourth proportional to 17,321.40, 25,977.45 and 4,840.65 is: 7,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.40 : 25,977.45 = 4,840.65 : x
  2. Step 2: Convert to fraction form
    17,321.40/25,977.45 = 4,840.65/x
  3. Step 3: Cross multiply
    17,321.40x = 25,977.45 × 4,840.65
  4. Step 4: Simplify right side
    17,321.40x = 125,747,743.34
  5. Step 5: Solve for x
    x = 125,747,743.34/17,321.40
  6. Step 6: Final answer
    x = 7,259.68

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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.