Home / 14,185.73-21,271.48-8,264.53

Finding the Fourth Proportional to 14,185.73, 21,271.48 and 8,264.53

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Solution

The fourth proportional to 14,185.73, 21,271.48 and 8,264.53 is: 12,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.73 : 21,271.48 = 8,264.53 : x
  2. Step 2: Convert to fraction form
    14,185.73/21,271.48 = 8,264.53/x
  3. Step 3: Cross multiply
    14,185.73x = 21,271.48 × 8,264.53
  4. Step 4: Simplify right side
    14,185.73x = 175,798,743.28
  5. Step 5: Solve for x
    x = 175,798,743.28/14,185.73
  6. Step 6: Final answer
    x = 12,392.65

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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.