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Finding the Fourth Proportional to 45,891.32, 68,823.21 and 16,305.26

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Solution

The fourth proportional to 45,891.32, 68,823.21 and 16,305.26 is: 24,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,891.32 : 68,823.21 = 16,305.26 : x
  2. Step 2: Convert to fraction form
    45,891.32/68,823.21 = 16,305.26/x
  3. Step 3: Cross multiply
    45,891.32x = 68,823.21 × 16,305.26
  4. Step 4: Simplify right side
    45,891.32x = 1,122,180,333.08
  5. Step 5: Solve for x
    x = 1,122,180,333.08/45,891.32
  6. Step 6: Final answer
    x = 24,453.00

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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.