Home / 14,346.41-21,515.43-5,579.24

Finding the Fourth Proportional to 14,346.41, 21,515.43 and 5,579.24

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Solution

The fourth proportional to 14,346.41, 21,515.43 and 5,579.24 is: 8,367.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.41 : 21,515.43 = 5,579.24 : x
  2. Step 2: Convert to fraction form
    14,346.41/21,515.43 = 5,579.24/x
  3. Step 3: Cross multiply
    14,346.41x = 21,515.43 × 5,579.24
  4. Step 4: Simplify right side
    14,346.41x = 120,039,747.67
  5. Step 5: Solve for x
    x = 120,039,747.67/14,346.41
  6. Step 6: Final answer
    x = 8,367.23

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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.