Home / 17,786.15-26,672.93-7,795.74

Finding the Fourth Proportional to 17,786.15, 26,672.93 and 7,795.74

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Solution

The fourth proportional to 17,786.15, 26,672.93 and 7,795.74 is: 11,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.15 : 26,672.93 = 7,795.74 : x
  2. Step 2: Convert to fraction form
    17,786.15/26,672.93 = 7,795.74/x
  3. Step 3: Cross multiply
    17,786.15x = 26,672.93 × 7,795.74
  4. Step 4: Simplify right side
    17,786.15x = 207,935,188.34
  5. Step 5: Solve for x
    x = 207,935,188.34/17,786.15
  6. Step 6: Final answer
    x = 11,690.85

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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.