Home / 36,416.43-54,630.02-18,657.14

Finding the Fourth Proportional to 36,416.43, 54,630.02 and 18,657.14

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Solution

The fourth proportional to 36,416.43, 54,630.02 and 18,657.14 is: 27,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,416.43 : 54,630.02 = 18,657.14 : x
  2. Step 2: Convert to fraction form
    36,416.43/54,630.02 = 18,657.14/x
  3. Step 3: Cross multiply
    36,416.43x = 54,630.02 × 18,657.14
  4. Step 4: Simplify right side
    36,416.43x = 1,019,239,704.84
  5. Step 5: Solve for x
    x = 1,019,239,704.84/36,416.43
  6. Step 6: Final answer
    x = 27,988.46

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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.