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Finding the Fourth Proportional to 32,048.88, 44,193.48 and 21,991.98

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Solution

The fourth proportional to 32,048.88, 44,193.48 and 21,991.98 is: 30,325.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,048.88 : 44,193.48 = 21,991.98 : x
  2. Step 2: Convert to fraction form
    32,048.88/44,193.48 = 21,991.98/x
  3. Step 3: Cross multiply
    32,048.88x = 44,193.48 × 21,991.98
  4. Step 4: Simplify right side
    32,048.88x = 971,902,128.29
  5. Step 5: Solve for x
    x = 971,902,128.29/32,048.88
  6. Step 6: Final answer
    x = 30,325.62

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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.