Home / 38,782.98-53,540.93-26,102.81

Finding the Fourth Proportional to 38,782.98, 53,540.93 and 26,102.81

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Solution

The fourth proportional to 38,782.98, 53,540.93 and 26,102.81 is: 36,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,782.98 : 53,540.93 = 26,102.81 : x
  2. Step 2: Convert to fraction form
    38,782.98/53,540.93 = 26,102.81/x
  3. Step 3: Cross multiply
    38,782.98x = 53,540.93 × 26,102.81
  4. Step 4: Simplify right side
    38,782.98x = 1,397,568,922.12
  5. Step 5: Solve for x
    x = 1,397,568,922.12/38,782.98
  6. Step 6: Final answer
    x = 36,035.62

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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.