Home / 23,675.70-35,513.55-13,286.10

Finding the Fourth Proportional to 23,675.70, 35,513.55 and 13,286.10

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Solution

The fourth proportional to 23,675.70, 35,513.55 and 13,286.10 is: 19,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,675.70 : 35,513.55 = 13,286.10 : x
  2. Step 2: Convert to fraction form
    23,675.70/35,513.55 = 13,286.10/x
  3. Step 3: Cross multiply
    23,675.70x = 35,513.55 × 13,286.10
  4. Step 4: Simplify right side
    23,675.70x = 471,836,576.66
  5. Step 5: Solve for x
    x = 471,836,576.66/23,675.70
  6. Step 6: Final answer
    x = 19,929.15

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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.