Home / 33,853.86-46,718.91-19,706.40

Finding the Fourth Proportional to 33,853.86, 46,718.91 and 19,706.40

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Solution

The fourth proportional to 33,853.86, 46,718.91 and 19,706.40 is: 27,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,853.86 : 46,718.91 = 19,706.40 : x
  2. Step 2: Convert to fraction form
    33,853.86/46,718.91 = 19,706.40/x
  3. Step 3: Cross multiply
    33,853.86x = 46,718.91 × 19,706.40
  4. Step 4: Simplify right side
    33,853.86x = 920,661,528.02
  5. Step 5: Solve for x
    x = 920,661,528.02/33,853.86
  6. Step 6: Final answer
    x = 27,195.17

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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.