Home / 44,196.48-66,271.68-20,816.64

Finding the Fourth Proportional to 44,196.48, 66,271.68 and 20,816.64

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Solution

The fourth proportional to 44,196.48, 66,271.68 and 20,816.64 is: 31,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,196.48 : 66,271.68 = 20,816.64 : x
  2. Step 2: Convert to fraction form
    44,196.48/66,271.68 = 20,816.64/x
  3. Step 3: Cross multiply
    44,196.48x = 66,271.68 × 20,816.64
  4. Step 4: Simplify right side
    44,196.48x = 1,379,553,704.76
  5. Step 5: Solve for x
    x = 1,379,553,704.76/44,196.48
  6. Step 6: Final answer
    x = 31,214.11

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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.