Home / 14,523.48-21,771.90-5,283

Finding the Fourth Proportional to 14,523.48, 21,771.90 and 5,283

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Solution

The fourth proportional to 14,523.48, 21,771.90 and 5,283 is: 7,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.48 : 21,771.90 = 5,283 : x
  2. Step 2: Convert to fraction form
    14,523.48/21,771.90 = 5,283/x
  3. Step 3: Cross multiply
    14,523.48x = 21,771.90 × 5,283
  4. Step 4: Simplify right side
    14,523.48x = 115,020,947.70
  5. Step 5: Solve for x
    x = 115,020,947.70/14,523.48
  6. Step 6: Final answer
    x = 7,919.65

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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.