Home / 45,553.67-68,266.27-21,512.32

Finding the Fourth Proportional to 45,553.67, 68,266.27 and 21,512.32

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Solution

The fourth proportional to 45,553.67, 68,266.27 and 21,512.32 is: 32,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,553.67 : 68,266.27 = 21,512.32 : x
  2. Step 2: Convert to fraction form
    45,553.67/68,266.27 = 21,512.32/x
  3. Step 3: Cross multiply
    45,553.67x = 68,266.27 × 21,512.32
  4. Step 4: Simplify right side
    45,553.67x = 1,468,565,845.45
  5. Step 5: Solve for x
    x = 1,468,565,845.45/45,553.67
  6. Step 6: Final answer
    x = 32,238.15

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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.