Home / 23,002.00-31,766.85-15,850.51

Finding the Fourth Proportional to 23,002.00, 31,766.85 and 15,850.51

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Solution

The fourth proportional to 23,002.00, 31,766.85 and 15,850.51 is: 21,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002.00 : 31,766.85 = 15,850.51 : x
  2. Step 2: Convert to fraction form
    23,002.00/31,766.85 = 15,850.51/x
  3. Step 3: Cross multiply
    23,002.00x = 31,766.85 × 15,850.51
  4. Step 4: Simplify right side
    23,002.00x = 503,520,738.76
  5. Step 5: Solve for x
    x = 503,520,738.76/23,002.00
  6. Step 6: Final answer
    x = 21,890.30

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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.