Home / 15,409.95-23,114.71-3,723.09

Finding the Fourth Proportional to 15,409.95, 23,114.71 and 3,723.09

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Solution

The fourth proportional to 15,409.95, 23,114.71 and 3,723.09 is: 5,584.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.95 : 23,114.71 = 3,723.09 : x
  2. Step 2: Convert to fraction form
    15,409.95/23,114.71 = 3,723.09/x
  3. Step 3: Cross multiply
    15,409.95x = 23,114.71 × 3,723.09
  4. Step 4: Simplify right side
    15,409.95x = 86,058,145.65
  5. Step 5: Solve for x
    x = 86,058,145.65/15,409.95
  6. Step 6: Final answer
    x = 5,584.58

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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.