Home / 51,051.88-76,571.10-17,764.84

Finding the Fourth Proportional to 51,051.88, 76,571.10 and 17,764.84

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Solution

The fourth proportional to 51,051.88, 76,571.10 and 17,764.84 is: 26,644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,051.88 : 76,571.10 = 17,764.84 : x
  2. Step 2: Convert to fraction form
    51,051.88/76,571.10 = 17,764.84/x
  3. Step 3: Cross multiply
    51,051.88x = 76,571.10 × 17,764.84
  4. Step 4: Simplify right side
    51,051.88x = 1,360,273,340.12
  5. Step 5: Solve for x
    x = 1,360,273,340.12/51,051.88
  6. Step 6: Final answer
    x = 26,644.92

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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.