Home / 45,074.07-67,512.69-27,490.59

Finding the Fourth Proportional to 45,074.07, 67,512.69 and 27,490.59

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Solution

The fourth proportional to 45,074.07, 67,512.69 and 27,490.59 is: 41,175.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,074.07 : 67,512.69 = 27,490.59 : x
  2. Step 2: Convert to fraction form
    45,074.07/67,512.69 = 27,490.59/x
  3. Step 3: Cross multiply
    45,074.07x = 67,512.69 × 27,490.59
  4. Step 4: Simplify right side
    45,074.07x = 1,855,963,680.59
  5. Step 5: Solve for x
    x = 1,855,963,680.59/45,074.07
  6. Step 6: Final answer
    x = 41,175.86

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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.