Home / 19,181.34-28,772.10-6,701.31

Finding the Fourth Proportional to 19,181.34, 28,772.10 and 6,701.31

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Solution

The fourth proportional to 19,181.34, 28,772.10 and 6,701.31 is: 10,052.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,181.34 : 28,772.10 = 6,701.31 : x
  2. Step 2: Convert to fraction form
    19,181.34/28,772.10 = 6,701.31/x
  3. Step 3: Cross multiply
    19,181.34x = 28,772.10 × 6,701.31
  4. Step 4: Simplify right side
    19,181.34x = 192,810,761.45
  5. Step 5: Solve for x
    x = 192,810,761.45/19,181.34
  6. Step 6: Final answer
    x = 10,052.00

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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.