Home / 14,460.20-19,949.19-9,422.58

Finding the Fourth Proportional to 14,460.20, 19,949.19 and 9,422.58

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Solution

The fourth proportional to 14,460.20, 19,949.19 and 9,422.58 is: 12,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.20 : 19,949.19 = 9,422.58 : x
  2. Step 2: Convert to fraction form
    14,460.20/19,949.19 = 9,422.58/x
  3. Step 3: Cross multiply
    14,460.20x = 19,949.19 × 9,422.58
  4. Step 4: Simplify right side
    14,460.20x = 187,972,765.97
  5. Step 5: Solve for x
    x = 187,972,765.97/14,460.20
  6. Step 6: Final answer
    x = 12,999.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.