Home / 23,050.73-31,813.09-13,493.54

Finding the Fourth Proportional to 23,050.73, 31,813.09 and 13,493.54

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Solution

The fourth proportional to 23,050.73, 31,813.09 and 13,493.54 is: 18,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,050.73 : 31,813.09 = 13,493.54 : x
  2. Step 2: Convert to fraction form
    23,050.73/31,813.09 = 13,493.54/x
  3. Step 3: Cross multiply
    23,050.73x = 31,813.09 × 13,493.54
  4. Step 4: Simplify right side
    23,050.73x = 429,271,125.31
  5. Step 5: Solve for x
    x = 429,271,125.31/23,050.73
  6. Step 6: Final answer
    x = 18,622.89

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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.