Home / 19,830.09-29,746.12-6,504.42

Finding the Fourth Proportional to 19,830.09, 29,746.12 and 6,504.42

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Solution

The fourth proportional to 19,830.09, 29,746.12 and 6,504.42 is: 9,756.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,830.09 : 29,746.12 = 6,504.42 : x
  2. Step 2: Convert to fraction form
    19,830.09/29,746.12 = 6,504.42/x
  3. Step 3: Cross multiply
    19,830.09x = 29,746.12 × 6,504.42
  4. Step 4: Simplify right side
    19,830.09x = 193,481,353.14
  5. Step 5: Solve for x
    x = 193,481,353.14/19,830.09
  6. Step 6: Final answer
    x = 9,756.96

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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.