Home / 19,934.09-29,905.23-16,669.98

Finding the Fourth Proportional to 19,934.09, 29,905.23 and 16,669.98

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Solution

The fourth proportional to 19,934.09, 29,905.23 and 16,669.98 is: 25,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.09 : 29,905.23 = 16,669.98 : x
  2. Step 2: Convert to fraction form
    19,934.09/29,905.23 = 16,669.98/x
  3. Step 3: Cross multiply
    19,934.09x = 29,905.23 × 16,669.98
  4. Step 4: Simplify right side
    19,934.09x = 498,519,586.00
  5. Step 5: Solve for x
    x = 498,519,586.00/19,934.09
  6. Step 6: Final answer
    x = 25,008.40

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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.