Home / 19,884.00-29,827.52-6,551.80

Finding the Fourth Proportional to 19,884.00, 29,827.52 and 6,551.80

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Solution

The fourth proportional to 19,884.00, 29,827.52 and 6,551.80 is: 9,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.00 : 29,827.52 = 6,551.80 : x
  2. Step 2: Convert to fraction form
    19,884.00/29,827.52 = 6,551.80/x
  3. Step 3: Cross multiply
    19,884.00x = 29,827.52 × 6,551.80
  4. Step 4: Simplify right side
    19,884.00x = 195,423,912.78
  5. Step 5: Solve for x
    x = 195,423,912.78/19,884.00
  6. Step 6: Final answer
    x = 9,828.20

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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.