Home / 27,718.96-38,292.64-23,986.48

Finding the Fourth Proportional to 27,718.96, 38,292.64 and 23,986.48

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Solution

The fourth proportional to 27,718.96, 38,292.64 and 23,986.48 is: 33,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,718.96 : 38,292.64 = 23,986.48 : x
  2. Step 2: Convert to fraction form
    27,718.96/38,292.64 = 23,986.48/x
  3. Step 3: Cross multiply
    27,718.96x = 38,292.64 × 23,986.48
  4. Step 4: Simplify right side
    27,718.96x = 918,505,643.51
  5. Step 5: Solve for x
    x = 918,505,643.51/27,718.96
  6. Step 6: Final answer
    x = 33,136.37

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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.