Home / 36,533.25-54,828.59-18,763.20

Finding the Fourth Proportional to 36,533.25, 54,828.59 and 18,763.20

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Solution

The fourth proportional to 36,533.25, 54,828.59 and 18,763.20 is: 28,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,533.25 : 54,828.59 = 18,763.20 : x
  2. Step 2: Convert to fraction form
    36,533.25/54,828.59 = 18,763.20/x
  3. Step 3: Cross multiply
    36,533.25x = 54,828.59 × 18,763.20
  4. Step 4: Simplify right side
    36,533.25x = 1,028,759,706.07
  5. Step 5: Solve for x
    x = 1,028,759,706.07/36,533.25
  6. Step 6: Final answer
    x = 28,159.55

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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.