Home / 27,924.62-38,544.95-17,880.12

Finding the Fourth Proportional to 27,924.62, 38,544.95 and 17,880.12

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Solution

The fourth proportional to 27,924.62, 38,544.95 and 17,880.12 is: 24,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,924.62 : 38,544.95 = 17,880.12 : x
  2. Step 2: Convert to fraction form
    27,924.62/38,544.95 = 17,880.12/x
  3. Step 3: Cross multiply
    27,924.62x = 38,544.95 × 17,880.12
  4. Step 4: Simplify right side
    27,924.62x = 689,188,376.09
  5. Step 5: Solve for x
    x = 689,188,376.09/27,924.62
  6. Step 6: Final answer
    x = 24,680.32

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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.