Home / 13,466.85-18,576.83-11,209.59

Finding the Fourth Proportional to 13,466.85, 18,576.83 and 11,209.59

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Solution

The fourth proportional to 13,466.85, 18,576.83 and 11,209.59 is: 15,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.85 : 18,576.83 = 11,209.59 : x
  2. Step 2: Convert to fraction form
    13,466.85/18,576.83 = 11,209.59/x
  3. Step 3: Cross multiply
    13,466.85x = 18,576.83 × 11,209.59
  4. Step 4: Simplify right side
    13,466.85x = 208,238,498.87
  5. Step 5: Solve for x
    x = 208,238,498.87/13,466.85
  6. Step 6: Final answer
    x = 15,463.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.