Home / 15,742.11-23,606.10-4,644.90

Finding the Fourth Proportional to 15,742.11, 23,606.10 and 4,644.90

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Solution

The fourth proportional to 15,742.11, 23,606.10 and 4,644.90 is: 6,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.11 : 23,606.10 = 4,644.90 : x
  2. Step 2: Convert to fraction form
    15,742.11/23,606.10 = 4,644.90/x
  3. Step 3: Cross multiply
    15,742.11x = 23,606.10 × 4,644.90
  4. Step 4: Simplify right side
    15,742.11x = 109,647,973.89
  5. Step 5: Solve for x
    x = 109,647,973.89/15,742.11
  6. Step 6: Final answer
    x = 6,965.27

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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.