Home / 20,045.18-30,101.94-16,709.99

Finding the Fourth Proportional to 20,045.18, 30,101.94 and 16,709.99

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Solution

The fourth proportional to 20,045.18, 30,101.94 and 16,709.99 is: 25,093.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.18 : 30,101.94 = 16,709.99 : x
  2. Step 2: Convert to fraction form
    20,045.18/30,101.94 = 16,709.99/x
  3. Step 3: Cross multiply
    20,045.18x = 30,101.94 × 16,709.99
  4. Step 4: Simplify right side
    20,045.18x = 503,003,116.38
  5. Step 5: Solve for x
    x = 503,003,116.38/20,045.18
  6. Step 6: Final answer
    x = 25,093.47

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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.