Home / 30,074.16-44,926.82-21,682.56

Finding the Fourth Proportional to 30,074.16, 44,926.82 and 21,682.56

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Solution

The fourth proportional to 30,074.16, 44,926.82 and 21,682.56 is: 32,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074.16 : 44,926.82 = 21,682.56 : x
  2. Step 2: Convert to fraction form
    30,074.16/44,926.82 = 21,682.56/x
  3. Step 3: Cross multiply
    30,074.16x = 44,926.82 × 21,682.56
  4. Step 4: Simplify right side
    30,074.16x = 974,128,361.85
  5. Step 5: Solve for x
    x = 974,128,361.85/30,074.16
  6. Step 6: Final answer
    x = 32,390.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.