Home / 51,732.80-77,601.93-22,120.82

Finding the Fourth Proportional to 51,732.80, 77,601.93 and 22,120.82

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Solution

The fourth proportional to 51,732.80, 77,601.93 and 22,120.82 is: 33,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732.80 : 77,601.93 = 22,120.82 : x
  2. Step 2: Convert to fraction form
    51,732.80/77,601.93 = 22,120.82/x
  3. Step 3: Cross multiply
    51,732.80x = 77,601.93 × 22,120.82
  4. Step 4: Simplify right side
    51,732.80x = 1,716,618,325.18
  5. Step 5: Solve for x
    x = 1,716,618,325.18/51,732.80
  6. Step 6: Final answer
    x = 33,182.40

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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.