Home / 45,029.12-67,536.99-11,751.48

Finding the Fourth Proportional to 45,029.12, 67,536.99 and 11,751.48

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Solution

The fourth proportional to 45,029.12, 67,536.99 and 11,751.48 is: 17,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,029.12 : 67,536.99 = 11,751.48 : x
  2. Step 2: Convert to fraction form
    45,029.12/67,536.99 = 11,751.48/x
  3. Step 3: Cross multiply
    45,029.12x = 67,536.99 × 11,751.48
  4. Step 4: Simplify right side
    45,029.12x = 793,659,587.25
  5. Step 5: Solve for x
    x = 793,659,587.25/45,029.12
  6. Step 6: Final answer
    x = 17,625.48

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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.