Home / 51,134.34-76,696.14-13,698.30

Finding the Fourth Proportional to 51,134.34, 76,696.14 and 13,698.30

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Solution

The fourth proportional to 51,134.34, 76,696.14 and 13,698.30 is: 20,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,134.34 : 76,696.14 = 13,698.30 : x
  2. Step 2: Convert to fraction form
    51,134.34/76,696.14 = 13,698.30/x
  3. Step 3: Cross multiply
    51,134.34x = 76,696.14 × 13,698.30
  4. Step 4: Simplify right side
    51,134.34x = 1,050,606,734.56
  5. Step 5: Solve for x
    x = 1,050,606,734.56/51,134.34
  6. Step 6: Final answer
    x = 20,546.01

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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.