Home / 38,450.01-57,684.33-18,724.08

Finding the Fourth Proportional to 38,450.01, 57,684.33 and 18,724.08

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Solution

The fourth proportional to 38,450.01, 57,684.33 and 18,724.08 is: 28,090.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,450.01 : 57,684.33 = 18,724.08 : x
  2. Step 2: Convert to fraction form
    38,450.01/57,684.33 = 18,724.08/x
  3. Step 3: Cross multiply
    38,450.01x = 57,684.33 × 18,724.08
  4. Step 4: Simplify right side
    38,450.01x = 1,080,086,009.67
  5. Step 5: Solve for x
    x = 1,080,086,009.67/38,450.01
  6. Step 6: Final answer
    x = 28,090.66

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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.