Home / 18,531.35-27,801.45-6,051.40

Finding the Fourth Proportional to 18,531.35, 27,801.45 and 6,051.40

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Solution

The fourth proportional to 18,531.35, 27,801.45 and 6,051.40 is: 9,078.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531.35 : 27,801.45 = 6,051.40 : x
  2. Step 2: Convert to fraction form
    18,531.35/27,801.45 = 6,051.40/x
  3. Step 3: Cross multiply
    18,531.35x = 27,801.45 × 6,051.40
  4. Step 4: Simplify right side
    18,531.35x = 168,237,694.53
  5. Step 5: Solve for x
    x = 168,237,694.53/18,531.35
  6. Step 6: Final answer
    x = 9,078.54

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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.