Home / 16,422.49-24,630.85-5,327.56

Finding the Fourth Proportional to 16,422.49, 24,630.85 and 5,327.56

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Solution

The fourth proportional to 16,422.49, 24,630.85 and 5,327.56 is: 7,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,422.49 : 24,630.85 = 5,327.56 : x
  2. Step 2: Convert to fraction form
    16,422.49/24,630.85 = 5,327.56/x
  3. Step 3: Cross multiply
    16,422.49x = 24,630.85 × 5,327.56
  4. Step 4: Simplify right side
    16,422.49x = 131,222,331.23
  5. Step 5: Solve for x
    x = 131,222,331.23/16,422.49
  6. Step 6: Final answer
    x = 7,990.40

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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.