Home / 36,739.54-55,117.22-11,438.56

Finding the Fourth Proportional to 36,739.54, 55,117.22 and 11,438.56

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Solution

The fourth proportional to 36,739.54, 55,117.22 and 11,438.56 is: 17,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,739.54 : 55,117.22 = 11,438.56 : x
  2. Step 2: Convert to fraction form
    36,739.54/55,117.22 = 11,438.56/x
  3. Step 3: Cross multiply
    36,739.54x = 55,117.22 × 11,438.56
  4. Step 4: Simplify right side
    36,739.54x = 630,461,628.00
  5. Step 5: Solve for x
    x = 630,461,628.00/36,739.54
  6. Step 6: Final answer
    x = 17,160.30

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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.