Home / 19,951.07-29,922.47-5,907.81

Finding the Fourth Proportional to 19,951.07, 29,922.47 and 5,907.81

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Solution

The fourth proportional to 19,951.07, 29,922.47 and 5,907.81 is: 8,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.07 : 29,922.47 = 5,907.81 : x
  2. Step 2: Convert to fraction form
    19,951.07/29,922.47 = 5,907.81/x
  3. Step 3: Cross multiply
    19,951.07x = 29,922.47 × 5,907.81
  4. Step 4: Simplify right side
    19,951.07x = 176,776,237.95
  5. Step 5: Solve for x
    x = 176,776,237.95/19,951.07
  6. Step 6: Final answer
    x = 8,860.49

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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.