Home / 23,169.15-31,973.31-12,558.87

Finding the Fourth Proportional to 23,169.15, 31,973.31 and 12,558.87

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Solution

The fourth proportional to 23,169.15, 31,973.31 and 12,558.87 is: 17,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.15 : 31,973.31 = 12,558.87 : x
  2. Step 2: Convert to fraction form
    23,169.15/31,973.31 = 12,558.87/x
  3. Step 3: Cross multiply
    23,169.15x = 31,973.31 × 12,558.87
  4. Step 4: Simplify right side
    23,169.15x = 401,548,643.76
  5. Step 5: Solve for x
    x = 401,548,643.76/23,169.15
  6. Step 6: Final answer
    x = 17,331.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.