Home / 27,881.40-38,473.80-16,548.96

Finding the Fourth Proportional to 27,881.40, 38,473.80 and 16,548.96

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Solution

The fourth proportional to 27,881.40, 38,473.80 and 16,548.96 is: 22,836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.40 : 38,473.80 = 16,548.96 : x
  2. Step 2: Convert to fraction form
    27,881.40/38,473.80 = 16,548.96/x
  3. Step 3: Cross multiply
    27,881.40x = 38,473.80 × 16,548.96
  4. Step 4: Simplify right side
    27,881.40x = 636,701,377.25
  5. Step 5: Solve for x
    x = 636,701,377.25/27,881.40
  6. Step 6: Final answer
    x = 22,836.06

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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.