Home / 17,731.72-26,595.06-6,636.88

Finding the Fourth Proportional to 17,731.72, 26,595.06 and 6,636.88

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Solution

The fourth proportional to 17,731.72, 26,595.06 and 6,636.88 is: 9,954.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.72 : 26,595.06 = 6,636.88 : x
  2. Step 2: Convert to fraction form
    17,731.72/26,595.06 = 6,636.88/x
  3. Step 3: Cross multiply
    17,731.72x = 26,595.06 × 6,636.88
  4. Step 4: Simplify right side
    17,731.72x = 176,508,221.81
  5. Step 5: Solve for x
    x = 176,508,221.81/17,731.72
  6. Step 6: Final answer
    x = 9,954.38

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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.