Home / 51,449.81-77,176.07-14,010.65

Finding the Fourth Proportional to 51,449.81, 77,176.07 and 14,010.65

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Solution

The fourth proportional to 51,449.81, 77,176.07 and 14,010.65 is: 21,016.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.81 : 77,176.07 = 14,010.65 : x
  2. Step 2: Convert to fraction form
    51,449.81/77,176.07 = 14,010.65/x
  3. Step 3: Cross multiply
    51,449.81x = 77,176.07 × 14,010.65
  4. Step 4: Simplify right side
    51,449.81x = 1,081,286,534.70
  5. Step 5: Solve for x
    x = 1,081,286,534.70/51,449.81
  6. Step 6: Final answer
    x = 21,016.34

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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.