Home / 19,964.58-29,957.85-16,830.06

Finding the Fourth Proportional to 19,964.58, 29,957.85 and 16,830.06

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Solution

The fourth proportional to 19,964.58, 29,957.85 and 16,830.06 is: 25,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.58 : 29,957.85 = 16,830.06 : x
  2. Step 2: Convert to fraction form
    19,964.58/29,957.85 = 16,830.06/x
  3. Step 3: Cross multiply
    19,964.58x = 29,957.85 × 16,830.06
  4. Step 4: Simplify right side
    19,964.58x = 504,192,412.97
  5. Step 5: Solve for x
    x = 504,192,412.97/19,964.58
  6. Step 6: Final answer
    x = 25,254.35

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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.