Home / 23,214.14-34,825.31-7,420.58

Finding the Fourth Proportional to 23,214.14, 34,825.31 and 7,420.58

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Solution

The fourth proportional to 23,214.14, 34,825.31 and 7,420.58 is: 11,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,214.14 : 34,825.31 = 7,420.58 : x
  2. Step 2: Convert to fraction form
    23,214.14/34,825.31 = 7,420.58/x
  3. Step 3: Cross multiply
    23,214.14x = 34,825.31 × 7,420.58
  4. Step 4: Simplify right side
    23,214.14x = 258,423,998.88
  5. Step 5: Solve for x
    x = 258,423,998.88/23,214.14
  6. Step 6: Final answer
    x = 11,132.18

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1.5x scale

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.