Home / 51,467.84-77,187.88-18,183.52

Finding the Fourth Proportional to 51,467.84, 77,187.88 and 18,183.52

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Solution

The fourth proportional to 51,467.84, 77,187.88 and 18,183.52 is: 27,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,467.84 : 77,187.88 = 18,183.52 : x
  2. Step 2: Convert to fraction form
    51,467.84/77,187.88 = 18,183.52/x
  3. Step 3: Cross multiply
    51,467.84x = 77,187.88 × 18,183.52
  4. Step 4: Simplify right side
    51,467.84x = 1,403,547,478.95
  5. Step 5: Solve for x
    x = 1,403,547,478.95/51,467.84
  6. Step 6: Final answer
    x = 27,270.38

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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.