Home / 27,787.24-38,347.62-16,609

Finding the Fourth Proportional to 27,787.24, 38,347.62 and 16,609

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Solution

The fourth proportional to 27,787.24, 38,347.62 and 16,609 is: 22,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,787.24 : 38,347.62 = 16,609 : x
  2. Step 2: Convert to fraction form
    27,787.24/38,347.62 = 16,609/x
  3. Step 3: Cross multiply
    27,787.24x = 38,347.62 × 16,609
  4. Step 4: Simplify right side
    27,787.24x = 636,915,620.58
  5. Step 5: Solve for x
    x = 636,915,620.58/27,787.24
  6. Step 6: Final answer
    x = 22,921.15

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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.