Home / 15,455.53-23,214.93-10,198.09

Finding the Fourth Proportional to 15,455.53, 23,214.93 and 10,198.09

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Solution

The fourth proportional to 15,455.53, 23,214.93 and 10,198.09 is: 15,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.53 : 23,214.93 = 10,198.09 : x
  2. Step 2: Convert to fraction form
    15,455.53/23,214.93 = 10,198.09/x
  3. Step 3: Cross multiply
    15,455.53x = 23,214.93 × 10,198.09
  4. Step 4: Simplify right side
    15,455.53x = 236,747,945.48
  5. Step 5: Solve for x
    x = 236,747,945.48/15,455.53
  6. Step 6: Final answer
    x = 15,318.01

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1.5x scale

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.