Home / 18,178.63-27,267.90-5,030.96

Finding the Fourth Proportional to 18,178.63, 27,267.90 and 5,030.96

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Solution

The fourth proportional to 18,178.63, 27,267.90 and 5,030.96 is: 7,546.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.63 : 27,267.90 = 5,030.96 : x
  2. Step 2: Convert to fraction form
    18,178.63/27,267.90 = 5,030.96/x
  3. Step 3: Cross multiply
    18,178.63x = 27,267.90 × 5,030.96
  4. Step 4: Simplify right side
    18,178.63x = 137,183,714.18
  5. Step 5: Solve for x
    x = 137,183,714.18/18,178.63
  6. Step 6: Final answer
    x = 7,546.43

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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.