Home / 23,813.46-32,787.73-20,220.84

Finding the Fourth Proportional to 23,813.46, 32,787.73 and 20,220.84

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Solution

The fourth proportional to 23,813.46, 32,787.73 and 20,220.84 is: 27,841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,813.46 : 32,787.73 = 20,220.84 : x
  2. Step 2: Convert to fraction form
    23,813.46/32,787.73 = 20,220.84/x
  3. Step 3: Cross multiply
    23,813.46x = 32,787.73 × 20,220.84
  4. Step 4: Simplify right side
    23,813.46x = 662,995,442.29
  5. Step 5: Solve for x
    x = 662,995,442.29/23,813.46
  6. Step 6: Final answer
    x = 27,841.21

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1.5x scale

Why These Related Problems?

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