Home / 21,576.95-32,365.42-6,787.36

Finding the Fourth Proportional to 21,576.95, 32,365.42 and 6,787.36

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Solution

The fourth proportional to 21,576.95, 32,365.42 and 6,787.36 is: 10,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576.95 : 32,365.42 = 6,787.36 : x
  2. Step 2: Convert to fraction form
    21,576.95/32,365.42 = 6,787.36/x
  3. Step 3: Cross multiply
    21,576.95x = 32,365.42 × 6,787.36
  4. Step 4: Simplify right side
    21,576.95x = 219,675,818.76
  5. Step 5: Solve for x
    x = 219,675,818.76/21,576.95
  6. Step 6: Final answer
    x = 10,181.04

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1.5x scale

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.