Home / 36,990.72-55,503.36-23,132.16

Finding the Fourth Proportional to 36,990.72, 55,503.36 and 23,132.16

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Solution

The fourth proportional to 36,990.72, 55,503.36 and 23,132.16 is: 34,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,990.72 : 55,503.36 = 23,132.16 : x
  2. Step 2: Convert to fraction form
    36,990.72/55,503.36 = 23,132.16/x
  3. Step 3: Cross multiply
    36,990.72x = 55,503.36 × 23,132.16
  4. Step 4: Simplify right side
    36,990.72x = 1,283,912,604.06
  5. Step 5: Solve for x
    x = 1,283,912,604.06/36,990.72
  6. Step 6: Final answer
    x = 34,709.05

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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.