Home / 48,236.80-72,355.20-17,075.20

Finding the Fourth Proportional to 48,236.80, 72,355.20 and 17,075.20

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Solution

The fourth proportional to 48,236.80, 72,355.20 and 17,075.20 is: 25,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,236.80 : 72,355.20 = 17,075.20 : x
  2. Step 2: Convert to fraction form
    48,236.80/72,355.20 = 17,075.20/x
  3. Step 3: Cross multiply
    48,236.80x = 72,355.20 × 17,075.20
  4. Step 4: Simplify right side
    48,236.80x = 1,235,479,511.04
  5. Step 5: Solve for x
    x = 1,235,479,511.04/48,236.80
  6. Step 6: Final answer
    x = 25,612.80

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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.