Home / 51,776.51-77,651.93-22,190.99

Finding the Fourth Proportional to 51,776.51, 77,651.93 and 22,190.99

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Solution

The fourth proportional to 51,776.51, 77,651.93 and 22,190.99 is: 33,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,776.51 : 77,651.93 = 22,190.99 : x
  2. Step 2: Convert to fraction form
    51,776.51/77,651.93 = 22,190.99/x
  3. Step 3: Cross multiply
    51,776.51x = 77,651.93 × 22,190.99
  4. Step 4: Simplify right side
    51,776.51x = 1,723,172,869.33
  5. Step 5: Solve for x
    x = 1,723,172,869.33/51,776.51
  6. Step 6: Final answer
    x = 33,280.98

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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.