Home / 18,070.94-24,972.21-13,586.91

Finding the Fourth Proportional to 18,070.94, 24,972.21 and 13,586.91

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Solution

The fourth proportional to 18,070.94, 24,972.21 and 13,586.91 is: 18,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.94 : 24,972.21 = 13,586.91 : x
  2. Step 2: Convert to fraction form
    18,070.94/24,972.21 = 13,586.91/x
  3. Step 3: Cross multiply
    18,070.94x = 24,972.21 × 13,586.91
  4. Step 4: Simplify right side
    18,070.94x = 339,295,104.92
  5. Step 5: Solve for x
    x = 339,295,104.92/18,070.94
  6. Step 6: Final answer
    x = 18,775.73

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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.