Home / 48,702.18-73,009.41-17,515.50

Finding the Fourth Proportional to 48,702.18, 73,009.41 and 17,515.50

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Solution

The fourth proportional to 48,702.18, 73,009.41 and 17,515.50 is: 26,257.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,702.18 : 73,009.41 = 17,515.50 : x
  2. Step 2: Convert to fraction form
    48,702.18/73,009.41 = 17,515.50/x
  3. Step 3: Cross multiply
    48,702.18x = 73,009.41 × 17,515.50
  4. Step 4: Simplify right side
    48,702.18x = 1,278,796,320.86
  5. Step 5: Solve for x
    x = 1,278,796,320.86/48,702.18
  6. Step 6: Final answer
    x = 26,257.48

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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.