Home / 14,600.24-21,900.05-4,739.51

Finding the Fourth Proportional to 14,600.24, 21,900.05 and 4,739.51

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Solution

The fourth proportional to 14,600.24, 21,900.05 and 4,739.51 is: 7,109.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.24 : 21,900.05 = 4,739.51 : x
  2. Step 2: Convert to fraction form
    14,600.24/21,900.05 = 4,739.51/x
  3. Step 3: Cross multiply
    14,600.24x = 21,900.05 × 4,739.51
  4. Step 4: Simplify right side
    14,600.24x = 103,795,372.78
  5. Step 5: Solve for x
    x = 103,795,372.78/14,600.24
  6. Step 6: Final answer
    x = 7,109.16

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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.