Home / 28,808.84-43,132.98-14,738.60

Finding the Fourth Proportional to 28,808.84, 43,132.98 and 14,738.60

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Solution

The fourth proportional to 28,808.84, 43,132.98 and 14,738.60 is: 22,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808.84 : 43,132.98 = 14,738.60 : x
  2. Step 2: Convert to fraction form
    28,808.84/43,132.98 = 14,738.60/x
  3. Step 3: Cross multiply
    28,808.84x = 43,132.98 × 14,738.60
  4. Step 4: Simplify right side
    28,808.84x = 635,719,739.03
  5. Step 5: Solve for x
    x = 635,719,739.03/28,808.84
  6. Step 6: Final answer
    x = 22,066.83

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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.