Home / 51,918.72-71,637.12-33,048.96

Finding the Fourth Proportional to 51,918.72, 71,637.12 and 33,048.96

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Solution

The fourth proportional to 51,918.72, 71,637.12 and 33,048.96 is: 45,600.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,918.72 : 71,637.12 = 33,048.96 : x
  2. Step 2: Convert to fraction form
    51,918.72/71,637.12 = 33,048.96/x
  3. Step 3: Cross multiply
    51,918.72x = 71,637.12 × 33,048.96
  4. Step 4: Simplify right side
    51,918.72x = 2,367,532,313.40
  5. Step 5: Solve for x
    x = 2,367,532,313.40/51,918.72
  6. Step 6: Final answer
    x = 45,600.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.