Home / 13,584.50-18,729.06-8,795.93

Finding the Fourth Proportional to 13,584.50, 18,729.06 and 8,795.93

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Solution

The fourth proportional to 13,584.50, 18,729.06 and 8,795.93 is: 12,127.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,584.50 : 18,729.06 = 8,795.93 : x
  2. Step 2: Convert to fraction form
    13,584.50/18,729.06 = 8,795.93/x
  3. Step 3: Cross multiply
    13,584.50x = 18,729.06 × 8,795.93
  4. Step 4: Simplify right side
    13,584.50x = 164,739,407.08
  5. Step 5: Solve for x
    x = 164,739,407.08/13,584.50
  6. Step 6: Final answer
    x = 12,127.02

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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.