Home / 48,589.04-72,889.70-19,003.03

Finding the Fourth Proportional to 48,589.04, 72,889.70 and 19,003.03

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Solution

The fourth proportional to 48,589.04, 72,889.70 and 19,003.03 is: 28,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,589.04 : 72,889.70 = 19,003.03 : x
  2. Step 2: Convert to fraction form
    48,589.04/72,889.70 = 19,003.03/x
  3. Step 3: Cross multiply
    48,589.04x = 72,889.70 × 19,003.03
  4. Step 4: Simplify right side
    48,589.04x = 1,385,125,137.00
  5. Step 5: Solve for x
    x = 1,385,125,137.00/48,589.04
  6. Step 6: Final answer
    x = 28,506.95

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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.