Home / 27,122.76-40,683.60-7,403.04

Finding the Fourth Proportional to 27,122.76, 40,683.60 and 7,403.04

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Solution

The fourth proportional to 27,122.76, 40,683.60 and 7,403.04 is: 11,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,122.76 : 40,683.60 = 7,403.04 : x
  2. Step 2: Convert to fraction form
    27,122.76/40,683.60 = 7,403.04/x
  3. Step 3: Cross multiply
    27,122.76x = 40,683.60 × 7,403.04
  4. Step 4: Simplify right side
    27,122.76x = 301,182,318.14
  5. Step 5: Solve for x
    x = 301,182,318.14/27,122.76
  6. Step 6: Final answer
    x = 11,104.41

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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.