Home / 14,172.08-19,560.84-8,582

Finding the Fourth Proportional to 14,172.08, 19,560.84 and 8,582

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Solution

The fourth proportional to 14,172.08, 19,560.84 and 8,582 is: 11,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172.08 : 19,560.84 = 8,582 : x
  2. Step 2: Convert to fraction form
    14,172.08/19,560.84 = 8,582/x
  3. Step 3: Cross multiply
    14,172.08x = 19,560.84 × 8,582
  4. Step 4: Simplify right side
    14,172.08x = 167,871,128.88
  5. Step 5: Solve for x
    x = 167,871,128.88/14,172.08
  6. Step 6: Final answer
    x = 11,845.20

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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.