Home / 23,661.03-32,651.15-12,905.65

Finding the Fourth Proportional to 23,661.03, 32,651.15 and 12,905.65

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Solution

The fourth proportional to 23,661.03, 32,651.15 and 12,905.65 is: 17,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,661.03 : 32,651.15 = 12,905.65 : x
  2. Step 2: Convert to fraction form
    23,661.03/32,651.15 = 12,905.65/x
  3. Step 3: Cross multiply
    23,661.03x = 32,651.15 × 12,905.65
  4. Step 4: Simplify right side
    23,661.03x = 421,384,179.21
  5. Step 5: Solve for x
    x = 421,384,179.21/23,661.03
  6. Step 6: Final answer
    x = 17,809.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.