Home / 19,701.40-29,551.50-6,553.96

Finding the Fourth Proportional to 19,701.40, 29,551.50 and 6,553.96

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Solution

The fourth proportional to 19,701.40, 29,551.50 and 6,553.96 is: 9,830.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.40 : 29,551.50 = 6,553.96 : x
  2. Step 2: Convert to fraction form
    19,701.40/29,551.50 = 6,553.96/x
  3. Step 3: Cross multiply
    19,701.40x = 29,551.50 × 6,553.96
  4. Step 4: Simplify right side
    19,701.40x = 193,679,348.94
  5. Step 5: Solve for x
    x = 193,679,348.94/19,701.40
  6. Step 6: Final answer
    x = 9,830.74

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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.