Home / 30,056.40-44,998.20-18,392.40

Finding the Fourth Proportional to 30,056.40, 44,998.20 and 18,392.40

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Solution

The fourth proportional to 30,056.40, 44,998.20 and 18,392.40 is: 27,535.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,056.40 : 44,998.20 = 18,392.40 : x
  2. Step 2: Convert to fraction form
    30,056.40/44,998.20 = 18,392.40/x
  3. Step 3: Cross multiply
    30,056.40x = 44,998.20 × 18,392.40
  4. Step 4: Simplify right side
    30,056.40x = 827,624,893.68
  5. Step 5: Solve for x
    x = 827,624,893.68/30,056.40
  6. Step 6: Final answer
    x = 27,535.73

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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.