Home / 19,623.32-29,455.44-9,769.88

Finding the Fourth Proportional to 19,623.32, 29,455.44 and 9,769.88

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Solution

The fourth proportional to 19,623.32, 29,455.44 and 9,769.88 is: 14,665.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.32 : 29,455.44 = 9,769.88 : x
  2. Step 2: Convert to fraction form
    19,623.32/29,455.44 = 9,769.88/x
  3. Step 3: Cross multiply
    19,623.32x = 29,455.44 × 9,769.88
  4. Step 4: Simplify right side
    19,623.32x = 287,776,114.15
  5. Step 5: Solve for x
    x = 287,776,114.15/19,623.32
  6. Step 6: Final answer
    x = 14,665.01

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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.