Home / 28,102.44-38,777.16-16,166.28

Finding the Fourth Proportional to 28,102.44, 38,777.16 and 16,166.28

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Solution

The fourth proportional to 28,102.44, 38,777.16 and 16,166.28 is: 22,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,102.44 : 38,777.16 = 16,166.28 : x
  2. Step 2: Convert to fraction form
    28,102.44/38,777.16 = 16,166.28/x
  3. Step 3: Cross multiply
    28,102.44x = 38,777.16 × 16,166.28
  4. Step 4: Simplify right side
    28,102.44x = 626,882,426.16
  5. Step 5: Solve for x
    x = 626,882,426.16/28,102.44
  6. Step 6: Final answer
    x = 22,307.05

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