Home / 36,828.80-55,250.40-15,768.80

Finding the Fourth Proportional to 36,828.80, 55,250.40 and 15,768.80

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Solution

The fourth proportional to 36,828.80, 55,250.40 and 15,768.80 is: 23,656.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.80 : 55,250.40 = 15,768.80 : x
  2. Step 2: Convert to fraction form
    36,828.80/55,250.40 = 15,768.80/x
  3. Step 3: Cross multiply
    36,828.80x = 55,250.40 × 15,768.80
  4. Step 4: Simplify right side
    36,828.80x = 871,232,507.52
  5. Step 5: Solve for x
    x = 871,232,507.52/36,828.80
  6. Step 6: Final answer
    x = 23,656.28

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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.