Home / 16,335.58-22,542.20-9,619.68

Finding the Fourth Proportional to 16,335.58, 22,542.20 and 9,619.68

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Solution

The fourth proportional to 16,335.58, 22,542.20 and 9,619.68 is: 13,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,335.58 : 22,542.20 = 9,619.68 : x
  2. Step 2: Convert to fraction form
    16,335.58/22,542.20 = 9,619.68/x
  3. Step 3: Cross multiply
    16,335.58x = 22,542.20 × 9,619.68
  4. Step 4: Simplify right side
    16,335.58x = 216,848,750.50
  5. Step 5: Solve for x
    x = 216,848,750.50/16,335.58
  6. Step 6: Final answer
    x = 13,274.63

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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.