Home / 13,022.15-19,537.41-4,255.07

Finding the Fourth Proportional to 13,022.15, 19,537.41 and 4,255.07

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Solution

The fourth proportional to 13,022.15, 19,537.41 and 4,255.07 is: 6,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.15 : 19,537.41 = 4,255.07 : x
  2. Step 2: Convert to fraction form
    13,022.15/19,537.41 = 4,255.07/x
  3. Step 3: Cross multiply
    13,022.15x = 19,537.41 × 4,255.07
  4. Step 4: Simplify right side
    13,022.15x = 83,133,047.17
  5. Step 5: Solve for x
    x = 83,133,047.17/13,022.15
  6. Step 6: Final answer
    x = 6,383.97

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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.