Home / 27,398.94-37,808.36-16,787.12

Finding the Fourth Proportional to 27,398.94, 37,808.36 and 16,787.12

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Solution

The fourth proportional to 27,398.94, 37,808.36 and 16,787.12 is: 23,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,398.94 : 37,808.36 = 16,787.12 : x
  2. Step 2: Convert to fraction form
    27,398.94/37,808.36 = 16,787.12/x
  3. Step 3: Cross multiply
    27,398.94x = 37,808.36 × 16,787.12
  4. Step 4: Simplify right side
    27,398.94x = 634,693,476.32
  5. Step 5: Solve for x
    x = 634,693,476.32/27,398.94
  6. Step 6: Final answer
    x = 23,164.89

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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.