Home / 14,353.16-21,531.32-3,823.56

Finding the Fourth Proportional to 14,353.16, 21,531.32 and 3,823.56

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Solution

The fourth proportional to 14,353.16, 21,531.32 and 3,823.56 is: 5,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.16 : 21,531.32 = 3,823.56 : x
  2. Step 2: Convert to fraction form
    14,353.16/21,531.32 = 3,823.56/x
  3. Step 3: Cross multiply
    14,353.16x = 21,531.32 × 3,823.56
  4. Step 4: Simplify right side
    14,353.16x = 82,326,274.78
  5. Step 5: Solve for x
    x = 82,326,274.78/14,353.16
  6. Step 6: Final answer
    x = 5,735.76

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1.5x scale

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.