Home / 17,709.55-26,571.50-6,619.41

Finding the Fourth Proportional to 17,709.55, 26,571.50 and 6,619.41

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Solution

The fourth proportional to 17,709.55, 26,571.50 and 6,619.41 is: 9,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.55 : 26,571.50 = 6,619.41 : x
  2. Step 2: Convert to fraction form
    17,709.55/26,571.50 = 6,619.41/x
  3. Step 3: Cross multiply
    17,709.55x = 26,571.50 × 6,619.41
  4. Step 4: Simplify right side
    17,709.55x = 175,887,652.82
  5. Step 5: Solve for x
    x = 175,887,652.82/17,709.55
  6. Step 6: Final answer
    x = 9,931.80

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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.