Home / 13,022.67-19,537.10-4,257.56

Finding the Fourth Proportional to 13,022.67, 19,537.10 and 4,257.56

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Solution

The fourth proportional to 13,022.67, 19,537.10 and 4,257.56 is: 6,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.67 : 19,537.10 = 4,257.56 : x
  2. Step 2: Convert to fraction form
    13,022.67/19,537.10 = 4,257.56/x
  3. Step 3: Cross multiply
    13,022.67x = 19,537.10 × 4,257.56
  4. Step 4: Simplify right side
    13,022.67x = 83,180,419.00
  5. Step 5: Solve for x
    x = 83,180,419.00/13,022.67
  6. Step 6: Final answer
    x = 6,387.35

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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.