Home / 20,014.56-30,026.77-14,102.99

Finding the Fourth Proportional to 20,014.56, 30,026.77 and 14,102.99

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Solution

The fourth proportional to 20,014.56, 30,026.77 and 14,102.99 is: 21,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.56 : 30,026.77 = 14,102.99 : x
  2. Step 2: Convert to fraction form
    20,014.56/30,026.77 = 14,102.99/x
  3. Step 3: Cross multiply
    20,014.56x = 30,026.77 × 14,102.99
  4. Step 4: Simplify right side
    20,014.56x = 423,467,237.04
  5. Step 5: Solve for x
    x = 423,467,237.04/20,014.56
  6. Step 6: Final answer
    x = 21,157.96

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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.