Home / 18,628.07-27,922.67-7,530.26

Finding the Fourth Proportional to 18,628.07, 27,922.67 and 7,530.26

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Solution

The fourth proportional to 18,628.07, 27,922.67 and 7,530.26 is: 11,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628.07 : 27,922.67 = 7,530.26 : x
  2. Step 2: Convert to fraction form
    18,628.07/27,922.67 = 7,530.26/x
  3. Step 3: Cross multiply
    18,628.07x = 27,922.67 × 7,530.26
  4. Step 4: Simplify right side
    18,628.07x = 210,264,927.34
  5. Step 5: Solve for x
    x = 210,264,927.34/18,628.07
  6. Step 6: Final answer
    x = 11,287.53

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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.