Home / 27,951.84-38,589.48-18,533.16

Finding the Fourth Proportional to 27,951.84, 38,589.48 and 18,533.16

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Solution

The fourth proportional to 27,951.84, 38,589.48 and 18,533.16 is: 25,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,951.84 : 38,589.48 = 18,533.16 : x
  2. Step 2: Convert to fraction form
    27,951.84/38,589.48 = 18,533.16/x
  3. Step 3: Cross multiply
    27,951.84x = 38,589.48 × 18,533.16
  4. Step 4: Simplify right side
    27,951.84x = 715,185,007.16
  5. Step 5: Solve for x
    x = 715,185,007.16/27,951.84
  6. Step 6: Final answer
    x = 25,586.33

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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.