Home / 44,493.15-66,739.73-21,165.15

Finding the Fourth Proportional to 44,493.15, 66,739.73 and 21,165.15

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Solution

The fourth proportional to 44,493.15, 66,739.73 and 21,165.15 is: 31,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,493.15 : 66,739.73 = 21,165.15 : x
  2. Step 2: Convert to fraction form
    44,493.15/66,739.73 = 21,165.15/x
  3. Step 3: Cross multiply
    44,493.15x = 66,739.73 × 21,165.15
  4. Step 4: Simplify right side
    44,493.15x = 1,412,556,290.58
  5. Step 5: Solve for x
    x = 1,412,556,290.58/44,493.15
  6. Step 6: Final answer
    x = 31,747.73

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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.