Home / 22,851.18-34,164.08-19,379.88

Finding the Fourth Proportional to 22,851.18, 34,164.08 and 19,379.88

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Solution

The fourth proportional to 22,851.18, 34,164.08 and 19,379.88 is: 28,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,851.18 : 34,164.08 = 19,379.88 : x
  2. Step 2: Convert to fraction form
    22,851.18/34,164.08 = 19,379.88/x
  3. Step 3: Cross multiply
    22,851.18x = 34,164.08 × 19,379.88
  4. Step 4: Simplify right side
    22,851.18x = 662,095,770.71
  5. Step 5: Solve for x
    x = 662,095,770.71/22,851.18
  6. Step 6: Final answer
    x = 28,974.25

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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.