Home / 16,983.27-25,478.45-8,554.51

Finding the Fourth Proportional to 16,983.27, 25,478.45 and 8,554.51

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Solution

The fourth proportional to 16,983.27, 25,478.45 and 8,554.51 is: 12,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.27 : 25,478.45 = 8,554.51 : x
  2. Step 2: Convert to fraction form
    16,983.27/25,478.45 = 8,554.51/x
  3. Step 3: Cross multiply
    16,983.27x = 25,478.45 × 8,554.51
  4. Step 4: Simplify right side
    16,983.27x = 217,955,676.46
  5. Step 5: Solve for x
    x = 217,955,676.46/16,983.27
  6. Step 6: Final answer
    x = 12,833.55

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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.