Home / 33,585.75-46,348.38-18,681.75

Finding the Fourth Proportional to 33,585.75, 46,348.38 and 18,681.75

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Solution

The fourth proportional to 33,585.75, 46,348.38 and 18,681.75 is: 25,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,585.75 : 46,348.38 = 18,681.75 : x
  2. Step 2: Convert to fraction form
    33,585.75/46,348.38 = 18,681.75/x
  3. Step 3: Cross multiply
    33,585.75x = 46,348.38 × 18,681.75
  4. Step 4: Simplify right side
    33,585.75x = 865,868,848.07
  5. Step 5: Solve for x
    x = 865,868,848.07/33,585.75
  6. Step 6: Final answer
    x = 25,780.84

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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.