Home / 14,050.03-21,013.07-12,500.90

Finding the Fourth Proportional to 14,050.03, 21,013.07 and 12,500.90

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Solution

The fourth proportional to 14,050.03, 21,013.07 and 12,500.90 is: 18,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.03 : 21,013.07 = 12,500.90 : x
  2. Step 2: Convert to fraction form
    14,050.03/21,013.07 = 12,500.90/x
  3. Step 3: Cross multiply
    14,050.03x = 21,013.07 × 12,500.90
  4. Step 4: Simplify right side
    14,050.03x = 262,682,286.76
  5. Step 5: Solve for x
    x = 262,682,286.76/14,050.03
  6. Step 6: Final answer
    x = 18,696.21

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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.