Home / 38,539.06-53,175.59-22,619.32

Finding the Fourth Proportional to 38,539.06, 53,175.59 and 22,619.32

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Solution

The fourth proportional to 38,539.06, 53,175.59 and 22,619.32 is: 31,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,539.06 : 53,175.59 = 22,619.32 : x
  2. Step 2: Convert to fraction form
    38,539.06/53,175.59 = 22,619.32/x
  3. Step 3: Cross multiply
    38,539.06x = 53,175.59 × 22,619.32
  4. Step 4: Simplify right side
    38,539.06x = 1,202,795,525.19
  5. Step 5: Solve for x
    x = 1,202,795,525.19/38,539.06
  6. Step 6: Final answer
    x = 31,209.78

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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.