Home / 15,977.00-23,965.66-4,290.22

Finding the Fourth Proportional to 15,977.00, 23,965.66 and 4,290.22

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Solution

The fourth proportional to 15,977.00, 23,965.66 and 4,290.22 is: 6,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.00 : 23,965.66 = 4,290.22 : x
  2. Step 2: Convert to fraction form
    15,977.00/23,965.66 = 4,290.22/x
  3. Step 3: Cross multiply
    15,977.00x = 23,965.66 × 4,290.22
  4. Step 4: Simplify right side
    15,977.00x = 102,817,965.03
  5. Step 5: Solve for x
    x = 102,817,965.03/15,977.00
  6. Step 6: Final answer
    x = 6,435.37

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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.