Home / 19,829.09-29,748.11-6,681.10

Finding the Fourth Proportional to 19,829.09, 29,748.11 and 6,681.10

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Solution

The fourth proportional to 19,829.09, 29,748.11 and 6,681.10 is: 10,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.09 : 29,748.11 = 6,681.10 : x
  2. Step 2: Convert to fraction form
    19,829.09/29,748.11 = 6,681.10/x
  3. Step 3: Cross multiply
    19,829.09x = 29,748.11 × 6,681.10
  4. Step 4: Simplify right side
    19,829.09x = 198,750,097.72
  5. Step 5: Solve for x
    x = 198,750,097.72/19,829.09
  6. Step 6: Final answer
    x = 10,023.16

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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.