Home / 52,571.63-78,867.73-19,291.94

Finding the Fourth Proportional to 52,571.63, 78,867.73 and 19,291.94

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Solution

The fourth proportional to 52,571.63, 78,867.73 and 19,291.94 is: 28,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,571.63 : 78,867.73 = 19,291.94 : x
  2. Step 2: Convert to fraction form
    52,571.63/78,867.73 = 19,291.94/x
  3. Step 3: Cross multiply
    52,571.63x = 78,867.73 × 19,291.94
  4. Step 4: Simplify right side
    52,571.63x = 1,521,511,332.11
  5. Step 5: Solve for x
    x = 1,521,511,332.11/52,571.63
  6. Step 6: Final answer
    x = 28,941.68

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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.