Home / 14,208.24-21,323.30-6,422.52

Finding the Fourth Proportional to 14,208.24, 21,323.30 and 6,422.52

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Solution

The fourth proportional to 14,208.24, 21,323.30 and 6,422.52 is: 9,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.24 : 21,323.30 = 6,422.52 : x
  2. Step 2: Convert to fraction form
    14,208.24/21,323.30 = 6,422.52/x
  3. Step 3: Cross multiply
    14,208.24x = 21,323.30 × 6,422.52
  4. Step 4: Simplify right side
    14,208.24x = 136,949,320.72
  5. Step 5: Solve for x
    x = 136,949,320.72/14,208.24
  6. Step 6: Final answer
    x = 9,638.73

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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.