Home / 38,702.75-58,059.30-15,323.72

Finding the Fourth Proportional to 38,702.75, 58,059.30 and 15,323.72

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Solution

The fourth proportional to 38,702.75, 58,059.30 and 15,323.72 is: 22,987.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,702.75 : 58,059.30 = 15,323.72 : x
  2. Step 2: Convert to fraction form
    38,702.75/58,059.30 = 15,323.72/x
  3. Step 3: Cross multiply
    38,702.75x = 58,059.30 × 15,323.72
  4. Step 4: Simplify right side
    38,702.75x = 889,684,456.60
  5. Step 5: Solve for x
    x = 889,684,456.60/38,702.75
  6. Step 6: Final answer
    x = 22,987.63

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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.