Home / 14,462.32-21,695.21-5,100.40

Finding the Fourth Proportional to 14,462.32, 21,695.21 and 5,100.40

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Solution

The fourth proportional to 14,462.32, 21,695.21 and 5,100.40 is: 7,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,462.32 : 21,695.21 = 5,100.40 : x
  2. Step 2: Convert to fraction form
    14,462.32/21,695.21 = 5,100.40/x
  3. Step 3: Cross multiply
    14,462.32x = 21,695.21 × 5,100.40
  4. Step 4: Simplify right side
    14,462.32x = 110,654,249.08
  5. Step 5: Solve for x
    x = 110,654,249.08/14,462.32
  6. Step 6: Final answer
    x = 7,651.21

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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.