Home / 51,133.56-76,697.61-17,852.90

Finding the Fourth Proportional to 51,133.56, 76,697.61 and 17,852.90

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Solution

The fourth proportional to 51,133.56, 76,697.61 and 17,852.90 is: 26,778.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.56 : 76,697.61 = 17,852.90 : x
  2. Step 2: Convert to fraction form
    51,133.56/76,697.61 = 17,852.90/x
  3. Step 3: Cross multiply
    51,133.56x = 76,697.61 × 17,852.90
  4. Step 4: Simplify right side
    51,133.56x = 1,369,274,378.08
  5. Step 5: Solve for x
    x = 1,369,274,378.08/51,133.56
  6. Step 6: Final answer
    x = 26,778.39

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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.