Home / 51,054.14-76,572.57-14,109.50

Finding the Fourth Proportional to 51,054.14, 76,572.57 and 14,109.50

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Solution

The fourth proportional to 51,054.14, 76,572.57 and 14,109.50 is: 21,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,054.14 : 76,572.57 = 14,109.50 : x
  2. Step 2: Convert to fraction form
    51,054.14/76,572.57 = 14,109.50/x
  3. Step 3: Cross multiply
    51,054.14x = 76,572.57 × 14,109.50
  4. Step 4: Simplify right side
    51,054.14x = 1,080,400,676.42
  5. Step 5: Solve for x
    x = 1,080,400,676.42/51,054.14
  6. Step 6: Final answer
    x = 21,161.86

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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.