Home / 18,315.06-25,273.08-10,357.26

Finding the Fourth Proportional to 18,315.06, 25,273.08 and 10,357.26

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Solution

The fourth proportional to 18,315.06, 25,273.08 and 10,357.26 is: 14,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315.06 : 25,273.08 = 10,357.26 : x
  2. Step 2: Convert to fraction form
    18,315.06/25,273.08 = 10,357.26/x
  3. Step 3: Cross multiply
    18,315.06x = 25,273.08 × 10,357.26
  4. Step 4: Simplify right side
    18,315.06x = 261,759,860.56
  5. Step 5: Solve for x
    x = 261,759,860.56/18,315.06
  6. Step 6: Final answer
    x = 14,292.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.