Home / 18,373.55-27,558.50-5,902.58

Finding the Fourth Proportional to 18,373.55, 27,558.50 and 5,902.58

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Solution

The fourth proportional to 18,373.55, 27,558.50 and 5,902.58 is: 8,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.55 : 27,558.50 = 5,902.58 : x
  2. Step 2: Convert to fraction form
    18,373.55/27,558.50 = 5,902.58/x
  3. Step 3: Cross multiply
    18,373.55x = 27,558.50 × 5,902.58
  4. Step 4: Simplify right side
    18,373.55x = 162,666,290.31
  5. Step 5: Solve for x
    x = 162,666,290.31/18,373.55
  6. Step 6: Final answer
    x = 8,853.29

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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.