Home / 28,241.22-42,301.44-14,871.99

Finding the Fourth Proportional to 28,241.22, 42,301.44 and 14,871.99

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Solution

The fourth proportional to 28,241.22, 42,301.44 and 14,871.99 is: 22,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241.22 : 42,301.44 = 14,871.99 : x
  2. Step 2: Convert to fraction form
    28,241.22/42,301.44 = 14,871.99/x
  3. Step 3: Cross multiply
    28,241.22x = 42,301.44 × 14,871.99
  4. Step 4: Simplify right side
    28,241.22x = 629,106,592.67
  5. Step 5: Solve for x
    x = 629,106,592.67/28,241.22
  6. Step 6: Final answer
    x = 22,276.18

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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.