Home / 13,085.46-19,629.36-4,201.71

Finding the Fourth Proportional to 13,085.46, 19,629.36 and 4,201.71

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Solution

The fourth proportional to 13,085.46, 19,629.36 and 4,201.71 is: 6,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085.46 : 19,629.36 = 4,201.71 : x
  2. Step 2: Convert to fraction form
    13,085.46/19,629.36 = 4,201.71/x
  3. Step 3: Cross multiply
    13,085.46x = 19,629.36 × 4,201.71
  4. Step 4: Simplify right side
    13,085.46x = 82,476,878.21
  5. Step 5: Solve for x
    x = 82,476,878.21/13,085.46
  6. Step 6: Final answer
    x = 6,302.94

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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.