Home / 32,761.49-45,216.86-21,441.04

Finding the Fourth Proportional to 32,761.49, 45,216.86 and 21,441.04

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Solution

The fourth proportional to 32,761.49, 45,216.86 and 21,441.04 is: 29,592.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,761.49 : 45,216.86 = 21,441.04 : x
  2. Step 2: Convert to fraction form
    32,761.49/45,216.86 = 21,441.04/x
  3. Step 3: Cross multiply
    32,761.49x = 45,216.86 × 21,441.04
  4. Step 4: Simplify right side
    32,761.49x = 969,496,503.93
  5. Step 5: Solve for x
    x = 969,496,503.93/32,761.49
  6. Step 6: Final answer
    x = 29,592.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.