Home / 29,420.96-44,106.54-12,768.39

Finding the Fourth Proportional to 29,420.96, 44,106.54 and 12,768.39

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Solution

The fourth proportional to 29,420.96, 44,106.54 and 12,768.39 is: 19,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,420.96 : 44,106.54 = 12,768.39 : x
  2. Step 2: Convert to fraction form
    29,420.96/44,106.54 = 12,768.39/x
  3. Step 3: Cross multiply
    29,420.96x = 44,106.54 × 12,768.39
  4. Step 4: Simplify right side
    29,420.96x = 563,169,504.27
  5. Step 5: Solve for x
    x = 563,169,504.27/29,420.96
  6. Step 6: Final answer
    x = 19,141.78

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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.