Home / 51,154.74-76,713.75-19,573.65

Finding the Fourth Proportional to 51,154.74, 76,713.75 and 19,573.65

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Solution

The fourth proportional to 51,154.74, 76,713.75 and 19,573.65 is: 29,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,154.74 : 76,713.75 = 19,573.65 : x
  2. Step 2: Convert to fraction form
    51,154.74/76,713.75 = 19,573.65/x
  3. Step 3: Cross multiply
    51,154.74x = 76,713.75 × 19,573.65
  4. Step 4: Simplify right side
    51,154.74x = 1,501,568,092.69
  5. Step 5: Solve for x
    x = 1,501,568,092.69/51,154.74
  6. Step 6: Final answer
    x = 29,353.45

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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.