Home / 44,721.44-67,081.45-11,441.21

Finding the Fourth Proportional to 44,721.44, 67,081.45 and 11,441.21

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Solution

The fourth proportional to 44,721.44, 67,081.45 and 11,441.21 is: 17,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,721.44 : 67,081.45 = 11,441.21 : x
  2. Step 2: Convert to fraction form
    44,721.44/67,081.45 = 11,441.21/x
  3. Step 3: Cross multiply
    44,721.44x = 67,081.45 × 11,441.21
  4. Step 4: Simplify right side
    44,721.44x = 767,492,956.55
  5. Step 5: Solve for x
    x = 767,492,956.55/44,721.44
  6. Step 6: Final answer
    x = 17,161.64

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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.