Home / 15,579.01-23,372.41-4,485.68

Finding the Fourth Proportional to 15,579.01, 23,372.41 and 4,485.68

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Solution

The fourth proportional to 15,579.01, 23,372.41 and 4,485.68 is: 6,729.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.01 : 23,372.41 = 4,485.68 : x
  2. Step 2: Convert to fraction form
    15,579.01/23,372.41 = 4,485.68/x
  3. Step 3: Cross multiply
    15,579.01x = 23,372.41 × 4,485.68
  4. Step 4: Simplify right side
    15,579.01x = 104,841,152.09
  5. Step 5: Solve for x
    x = 104,841,152.09/15,579.01
  6. Step 6: Final answer
    x = 6,729.64

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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.