Home / 27,245.04-37,600.89-18,311.16

Finding the Fourth Proportional to 27,245.04, 37,600.89 and 18,311.16

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Solution

The fourth proportional to 27,245.04, 37,600.89 and 18,311.16 is: 25,271.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.04 : 37,600.89 = 18,311.16 : x
  2. Step 2: Convert to fraction form
    27,245.04/37,600.89 = 18,311.16/x
  3. Step 3: Cross multiply
    27,245.04x = 37,600.89 × 18,311.16
  4. Step 4: Simplify right side
    27,245.04x = 688,515,912.93
  5. Step 5: Solve for x
    x = 688,515,912.93/27,245.04
  6. Step 6: Final answer
    x = 25,271.24

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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.