Home / 17,768.32-26,638.40-6,673.76

Finding the Fourth Proportional to 17,768.32, 26,638.40 and 6,673.76

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Solution

The fourth proportional to 17,768.32, 26,638.40 and 6,673.76 is: 10,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.32 : 26,638.40 = 6,673.76 : x
  2. Step 2: Convert to fraction form
    17,768.32/26,638.40 = 6,673.76/x
  3. Step 3: Cross multiply
    17,768.32x = 26,638.40 × 6,673.76
  4. Step 4: Simplify right side
    17,768.32x = 177,778,288.38
  5. Step 5: Solve for x
    x = 177,778,288.38/17,768.32
  6. Step 6: Final answer
    x = 10,005.35

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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.