Home / 51,133.35-76,694.65-13,697.29

Finding the Fourth Proportional to 51,133.35, 76,694.65 and 13,697.29

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Solution

The fourth proportional to 51,133.35, 76,694.65 and 13,697.29 is: 20,544.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133.35 : 76,694.65 = 13,697.29 : x
  2. Step 2: Convert to fraction form
    51,133.35/76,694.65 = 13,697.29/x
  3. Step 3: Cross multiply
    51,133.35x = 76,694.65 × 13,697.29
  4. Step 4: Simplify right side
    51,133.35x = 1,050,508,862.50
  5. Step 5: Solve for x
    x = 1,050,508,862.50/51,133.35
  6. Step 6: Final answer
    x = 20,544.50

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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.