Home / 38,256.87-52,779.39-22,121.25

Finding the Fourth Proportional to 38,256.87, 52,779.39 and 22,121.25

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Solution

The fourth proportional to 38,256.87, 52,779.39 and 22,121.25 is: 30,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256.87 : 52,779.39 = 22,121.25 : x
  2. Step 2: Convert to fraction form
    38,256.87/52,779.39 = 22,121.25/x
  3. Step 3: Cross multiply
    38,256.87x = 52,779.39 × 22,121.25
  4. Step 4: Simplify right side
    38,256.87x = 1,167,546,081.04
  5. Step 5: Solve for x
    x = 1,167,546,081.04/38,256.87
  6. Step 6: Final answer
    x = 30,518.60

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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.