Home / 14,456.20-21,692.51-6,665.02

Finding the Fourth Proportional to 14,456.20, 21,692.51 and 6,665.02

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Solution

The fourth proportional to 14,456.20, 21,692.51 and 6,665.02 is: 10,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.20 : 21,692.51 = 6,665.02 : x
  2. Step 2: Convert to fraction form
    14,456.20/21,692.51 = 6,665.02/x
  3. Step 3: Cross multiply
    14,456.20x = 21,692.51 × 6,665.02
  4. Step 4: Simplify right side
    14,456.20x = 144,581,013.00
  5. Step 5: Solve for x
    x = 144,581,013.00/14,456.20
  6. Step 6: Final answer
    x = 10,001.32

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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.