Home / 36,806.48-55,175.40-14,615.60

Finding the Fourth Proportional to 36,806.48, 55,175.40 and 14,615.60

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Solution

The fourth proportional to 36,806.48, 55,175.40 and 14,615.60 is: 21,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806.48 : 55,175.40 = 14,615.60 : x
  2. Step 2: Convert to fraction form
    36,806.48/55,175.40 = 14,615.60/x
  3. Step 3: Cross multiply
    36,806.48x = 55,175.40 × 14,615.60
  4. Step 4: Simplify right side
    36,806.48x = 806,421,576.24
  5. Step 5: Solve for x
    x = 806,421,576.24/36,806.48
  6. Step 6: Final answer
    x = 21,909.77

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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.