Home / 25,310.70-34,929.13-14,700.33

Finding the Fourth Proportional to 25,310.70, 34,929.13 and 14,700.33

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Solution

The fourth proportional to 25,310.70, 34,929.13 and 14,700.33 is: 20,286.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,310.70 : 34,929.13 = 14,700.33 : x
  2. Step 2: Convert to fraction form
    25,310.70/34,929.13 = 14,700.33/x
  3. Step 3: Cross multiply
    25,310.70x = 34,929.13 × 14,700.33
  4. Step 4: Simplify right side
    25,310.70x = 513,469,737.61
  5. Step 5: Solve for x
    x = 513,469,737.61/25,310.70
  6. Step 6: Final answer
    x = 20,286.67

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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.