Home / 19,482.80-29,235.11-7,796.93

Finding the Fourth Proportional to 19,482.80, 29,235.11 and 7,796.93

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Solution

The fourth proportional to 19,482.80, 29,235.11 and 7,796.93 is: 11,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.80 : 29,235.11 = 7,796.93 : x
  2. Step 2: Convert to fraction form
    19,482.80/29,235.11 = 7,796.93/x
  3. Step 3: Cross multiply
    19,482.80x = 29,235.11 × 7,796.93
  4. Step 4: Simplify right side
    19,482.80x = 227,943,921.05
  5. Step 5: Solve for x
    x = 227,943,921.05/19,482.80
  6. Step 6: Final answer
    x = 11,699.75

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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.