Home / 51,546.98-77,298.60-18,275.42

Finding the Fourth Proportional to 51,546.98, 77,298.60 and 18,275.42

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Solution

The fourth proportional to 51,546.98, 77,298.60 and 18,275.42 is: 27,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,546.98 : 77,298.60 = 18,275.42 : x
  2. Step 2: Convert to fraction form
    51,546.98/77,298.60 = 18,275.42/x
  3. Step 3: Cross multiply
    51,546.98x = 77,298.60 × 18,275.42
  4. Step 4: Simplify right side
    51,546.98x = 1,412,664,380.41
  5. Step 5: Solve for x
    x = 1,412,664,380.41/51,546.98
  6. Step 6: Final answer
    x = 27,405.38

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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.