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Finding the Fourth Proportional to 20,030.00, 30,051.90 and 8,944.34

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Solution

The fourth proportional to 20,030.00, 30,051.90 and 8,944.34 is: 13,419.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030.00 : 30,051.90 = 8,944.34 : x
  2. Step 2: Convert to fraction form
    20,030.00/30,051.90 = 8,944.34/x
  3. Step 3: Cross multiply
    20,030.00x = 30,051.90 × 8,944.34
  4. Step 4: Simplify right side
    20,030.00x = 268,794,260.99
  5. Step 5: Solve for x
    x = 268,794,260.99/20,030.00
  6. Step 6: Final answer
    x = 13,419.59

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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.