Home / 52,584.32-78,915.36-19,325

Finding the Fourth Proportional to 52,584.32, 78,915.36 and 19,325

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Solution

The fourth proportional to 52,584.32, 78,915.36 and 19,325 is: 29,001.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,584.32 : 78,915.36 = 19,325 : x
  2. Step 2: Convert to fraction form
    52,584.32/78,915.36 = 19,325/x
  3. Step 3: Cross multiply
    52,584.32x = 78,915.36 × 19,325
  4. Step 4: Simplify right side
    52,584.32x = 1,525,039,332
  5. Step 5: Solve for x
    x = 1,525,039,332/52,584.32
  6. Step 6: Final answer
    x = 29,001.79

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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.