Home / 11,429.96-17,042.25-10,453.64

Finding the Fourth Proportional to 11,429.96, 17,042.25 and 10,453.64

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Solution

The fourth proportional to 11,429.96, 17,042.25 and 10,453.64 is: 15,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,429.96 : 17,042.25 = 10,453.64 : x
  2. Step 2: Convert to fraction form
    11,429.96/17,042.25 = 10,453.64/x
  3. Step 3: Cross multiply
    11,429.96x = 17,042.25 × 10,453.64
  4. Step 4: Simplify right side
    11,429.96x = 178,153,461.08
  5. Step 5: Solve for x
    x = 178,153,461.08/11,429.96
  6. Step 6: Final answer
    x = 15,586.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.