Home / 32,072.88-44,260.64-21,487.80

Finding the Fourth Proportional to 32,072.88, 44,260.64 and 21,487.80

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Solution

The fourth proportional to 32,072.88, 44,260.64 and 21,487.80 is: 29,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,072.88 : 44,260.64 = 21,487.80 : x
  2. Step 2: Convert to fraction form
    32,072.88/44,260.64 = 21,487.80/x
  3. Step 3: Cross multiply
    32,072.88x = 44,260.64 × 21,487.80
  4. Step 4: Simplify right side
    32,072.88x = 951,063,451.45
  5. Step 5: Solve for x
    x = 951,063,451.45/32,072.88
  6. Step 6: Final answer
    x = 29,653.20

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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.