Home / 23,435.12-35,156.33-7,636.47

Finding the Fourth Proportional to 23,435.12, 35,156.33 and 7,636.47

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Solution

The fourth proportional to 23,435.12, 35,156.33 and 7,636.47 is: 11,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,435.12 : 35,156.33 = 7,636.47 : x
  2. Step 2: Convert to fraction form
    23,435.12/35,156.33 = 7,636.47/x
  3. Step 3: Cross multiply
    23,435.12x = 35,156.33 × 7,636.47
  4. Step 4: Simplify right side
    23,435.12x = 268,470,221.17
  5. Step 5: Solve for x
    x = 268,470,221.17/23,435.12
  6. Step 6: Final answer
    x = 11,455.90

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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.