Home / 18,325.04-27,487.55-6,487.49

Finding the Fourth Proportional to 18,325.04, 27,487.55 and 6,487.49

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Solution

The fourth proportional to 18,325.04, 27,487.55 and 6,487.49 is: 9,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.04 : 27,487.55 = 6,487.49 : x
  2. Step 2: Convert to fraction form
    18,325.04/27,487.55 = 6,487.49/x
  3. Step 3: Cross multiply
    18,325.04x = 27,487.55 × 6,487.49
  4. Step 4: Simplify right side
    18,325.04x = 178,325,290.69
  5. Step 5: Solve for x
    x = 178,325,290.69/18,325.04
  6. Step 6: Final answer
    x = 9,731.24

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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.