Home / 74,174.23-111,260.13-18,014.80

Finding the Fourth Proportional to 74,174.23, 111,260.13 and 18,014.80

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Solution

The fourth proportional to 74,174.23, 111,260.13 and 18,014.80 is: 27,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,174.23 : 111,260.13 = 18,014.80 : x
  2. Step 2: Convert to fraction form
    74,174.23/111,260.13 = 18,014.80/x
  3. Step 3: Cross multiply
    74,174.23x = 111,260.13 × 18,014.80
  4. Step 4: Simplify right side
    74,174.23x = 2,004,328,989.92
  5. Step 5: Solve for x
    x = 2,004,328,989.92/74,174.23
  6. Step 6: Final answer
    x = 27,021.90

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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.