Home / 17,765.31-26,633.91-6,670.76

Finding the Fourth Proportional to 17,765.31, 26,633.91 and 6,670.76

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Solution

The fourth proportional to 17,765.31, 26,633.91 and 6,670.76 is: 10,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.31 : 26,633.91 = 6,670.76 : x
  2. Step 2: Convert to fraction form
    17,765.31/26,633.91 = 6,670.76/x
  3. Step 3: Cross multiply
    17,765.31x = 26,633.91 × 6,670.76
  4. Step 4: Simplify right side
    17,765.31x = 177,668,406.85
  5. Step 5: Solve for x
    x = 177,668,406.85/17,765.31
  6. Step 6: Final answer
    x = 10,000.86

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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.