Home / 52,372.94-78,571.71-17,312.59

Finding the Fourth Proportional to 52,372.94, 78,571.71 and 17,312.59

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Solution

The fourth proportional to 52,372.94, 78,571.71 and 17,312.59 is: 25,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,372.94 : 78,571.71 = 17,312.59 : x
  2. Step 2: Convert to fraction form
    52,372.94/78,571.71 = 17,312.59/x
  3. Step 3: Cross multiply
    52,372.94x = 78,571.71 × 17,312.59
  4. Step 4: Simplify right side
    52,372.94x = 1,360,279,800.83
  5. Step 5: Solve for x
    x = 1,360,279,800.83/52,372.94
  6. Step 6: Final answer
    x = 25,972.95

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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.