Home / 48,075.04-72,093.08-19,976

Finding the Fourth Proportional to 48,075.04, 72,093.08 and 19,976

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Solution

The fourth proportional to 48,075.04, 72,093.08 and 19,976 is: 29,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,075.04 : 72,093.08 = 19,976 : x
  2. Step 2: Convert to fraction form
    48,075.04/72,093.08 = 19,976/x
  3. Step 3: Cross multiply
    48,075.04x = 72,093.08 × 19,976
  4. Step 4: Simplify right side
    48,075.04x = 1,440,131,366.08
  5. Step 5: Solve for x
    x = 1,440,131,366.08/48,075.04
  6. Step 6: Final answer
    x = 29,955.91

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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.