Home / 27,968.88-38,586.06-17,895.18

Finding the Fourth Proportional to 27,968.88, 38,586.06 and 17,895.18

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Solution

The fourth proportional to 27,968.88, 38,586.06 and 17,895.18 is: 24,688.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,968.88 : 38,586.06 = 17,895.18 : x
  2. Step 2: Convert to fraction form
    27,968.88/38,586.06 = 17,895.18/x
  3. Step 3: Cross multiply
    27,968.88x = 38,586.06 × 17,895.18
  4. Step 4: Simplify right side
    27,968.88x = 690,504,489.19
  5. Step 5: Solve for x
    x = 690,504,489.19/27,968.88
  6. Step 6: Final answer
    x = 24,688.31

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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.