Home / 51,343.96-77,015.34-18,063.90

Finding the Fourth Proportional to 51,343.96, 77,015.34 and 18,063.90

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Solution

The fourth proportional to 51,343.96, 77,015.34 and 18,063.90 is: 27,095.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,343.96 : 77,015.34 = 18,063.90 : x
  2. Step 2: Convert to fraction form
    51,343.96/77,015.34 = 18,063.90/x
  3. Step 3: Cross multiply
    51,343.96x = 77,015.34 × 18,063.90
  4. Step 4: Simplify right side
    51,343.96x = 1,391,197,400.23
  5. Step 5: Solve for x
    x = 1,391,197,400.23/51,343.96
  6. Step 6: Final answer
    x = 27,095.64

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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.