Home / 19,033.27-28,582.58-11,680.90

Finding the Fourth Proportional to 19,033.27, 28,582.58 and 11,680.90

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Solution

The fourth proportional to 19,033.27, 28,582.58 and 11,680.90 is: 17,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,033.27 : 28,582.58 = 11,680.90 : x
  2. Step 2: Convert to fraction form
    19,033.27/28,582.58 = 11,680.90/x
  3. Step 3: Cross multiply
    19,033.27x = 28,582.58 × 11,680.90
  4. Step 4: Simplify right side
    19,033.27x = 333,870,258.72
  5. Step 5: Solve for x
    x = 333,870,258.72/19,033.27
  6. Step 6: Final answer
    x = 17,541.40

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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.