Home / 14,519.85-21,752.37-8,579.01

Finding the Fourth Proportional to 14,519.85, 21,752.37 and 8,579.01

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Solution

The fourth proportional to 14,519.85, 21,752.37 and 8,579.01 is: 12,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.85 : 21,752.37 = 8,579.01 : x
  2. Step 2: Convert to fraction form
    14,519.85/21,752.37 = 8,579.01/x
  3. Step 3: Cross multiply
    14,519.85x = 21,752.37 × 8,579.01
  4. Step 4: Simplify right side
    14,519.85x = 186,613,799.75
  5. Step 5: Solve for x
    x = 186,613,799.75/14,519.85
  6. Step 6: Final answer
    x = 12,852.32

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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.