Home / 30,706.11-42,190.79-24,407.55

Finding the Fourth Proportional to 30,706.11, 42,190.79 and 24,407.55

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Solution

The fourth proportional to 30,706.11, 42,190.79 and 24,407.55 is: 33,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,706.11 : 42,190.79 = 24,407.55 : x
  2. Step 2: Convert to fraction form
    30,706.11/42,190.79 = 24,407.55/x
  3. Step 3: Cross multiply
    30,706.11x = 42,190.79 × 24,407.55
  4. Step 4: Simplify right side
    30,706.11x = 1,029,773,694.43
  5. Step 5: Solve for x
    x = 1,029,773,694.43/30,706.11
  6. Step 6: Final answer
    x = 33,536.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.