Home / 27,285.67-37,632.90-17,728.64

Finding the Fourth Proportional to 27,285.67, 37,632.90 and 17,728.64

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Solution

The fourth proportional to 27,285.67, 37,632.90 and 17,728.64 is: 24,451.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.67 : 37,632.90 = 17,728.64 : x
  2. Step 2: Convert to fraction form
    27,285.67/37,632.90 = 17,728.64/x
  3. Step 3: Cross multiply
    27,285.67x = 37,632.90 × 17,728.64
  4. Step 4: Simplify right side
    27,285.67x = 667,180,136.26
  5. Step 5: Solve for x
    x = 667,180,136.26/27,285.67
  6. Step 6: Final answer
    x = 24,451.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.