Home / 28,066.74-38,694.88-23,268.57

Finding the Fourth Proportional to 28,066.74, 38,694.88 and 23,268.57

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Solution

The fourth proportional to 28,066.74, 38,694.88 and 23,268.57 is: 32,079.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,066.74 : 38,694.88 = 23,268.57 : x
  2. Step 2: Convert to fraction form
    28,066.74/38,694.88 = 23,268.57/x
  3. Step 3: Cross multiply
    28,066.74x = 38,694.88 × 23,268.57
  4. Step 4: Simplify right side
    28,066.74x = 900,374,523.92
  5. Step 5: Solve for x
    x = 900,374,523.92/28,066.74
  6. Step 6: Final answer
    x = 32,079.77

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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.