Home / 51,919.50-77,889-24,217.50

Finding the Fourth Proportional to 51,919.50, 77,889 and 24,217.50

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Solution

The fourth proportional to 51,919.50, 77,889 and 24,217.50 is: 36,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,919.50 : 77,889 = 24,217.50 : x
  2. Step 2: Convert to fraction form
    51,919.50/77,889 = 24,217.50/x
  3. Step 3: Cross multiply
    51,919.50x = 77,889 × 24,217.50
  4. Step 4: Simplify right side
    51,919.50x = 1,886,276,857.50
  5. Step 5: Solve for x
    x = 1,886,276,857.50/51,919.50
  6. Step 6: Final answer
    x = 36,330.80

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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.