Home / 15,953.18-23,914.33-8,936.60

Finding the Fourth Proportional to 15,953.18, 23,914.33 and 8,936.60

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Solution

The fourth proportional to 15,953.18, 23,914.33 and 8,936.60 is: 13,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.18 : 23,914.33 = 8,936.60 : x
  2. Step 2: Convert to fraction form
    15,953.18/23,914.33 = 8,936.60/x
  3. Step 3: Cross multiply
    15,953.18x = 23,914.33 × 8,936.60
  4. Step 4: Simplify right side
    15,953.18x = 213,712,659.56
  5. Step 5: Solve for x
    x = 213,712,659.56/15,953.18
  6. Step 6: Final answer
    x = 13,396.25

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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.