Home / 51,052.59-76,582.52-13,612.46

Finding the Fourth Proportional to 51,052.59, 76,582.52 and 13,612.46

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Solution

The fourth proportional to 51,052.59, 76,582.52 and 13,612.46 is: 20,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,052.59 : 76,582.52 = 13,612.46 : x
  2. Step 2: Convert to fraction form
    51,052.59/76,582.52 = 13,612.46/x
  3. Step 3: Cross multiply
    51,052.59x = 76,582.52 × 13,612.46
  4. Step 4: Simplify right side
    51,052.59x = 1,042,476,715.69
  5. Step 5: Solve for x
    x = 1,042,476,715.69/51,052.59
  6. Step 6: Final answer
    x = 20,419.66

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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.