Home / 66,548.46-99,822.29-16,628.30

Finding the Fourth Proportional to 66,548.46, 99,822.29 and 16,628.30

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Solution

The fourth proportional to 66,548.46, 99,822.29 and 16,628.30 is: 24,942.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,548.46 : 99,822.29 = 16,628.30 : x
  2. Step 2: Convert to fraction form
    66,548.46/99,822.29 = 16,628.30/x
  3. Step 3: Cross multiply
    66,548.46x = 99,822.29 × 16,628.30
  4. Step 4: Simplify right side
    66,548.46x = 1,659,874,402.55
  5. Step 5: Solve for x
    x = 1,659,874,402.55/66,548.46
  6. Step 6: Final answer
    x = 24,942.34

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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.