Home / 30,033.41-45,051.26-8,973.74

Finding the Fourth Proportional to 30,033.41, 45,051.26 and 8,973.74

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Solution

The fourth proportional to 30,033.41, 45,051.26 and 8,973.74 is: 13,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.41 : 45,051.26 = 8,973.74 : x
  2. Step 2: Convert to fraction form
    30,033.41/45,051.26 = 8,973.74/x
  3. Step 3: Cross multiply
    30,033.41x = 45,051.26 × 8,973.74
  4. Step 4: Simplify right side
    30,033.41x = 404,278,361.67
  5. Step 5: Solve for x
    x = 404,278,361.67/30,033.41
  6. Step 6: Final answer
    x = 13,460.96

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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.