Home / 21,646.60-32,424.54-11,226.76

Finding the Fourth Proportional to 21,646.60, 32,424.54 and 11,226.76

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Solution

The fourth proportional to 21,646.60, 32,424.54 and 11,226.76 is: 16,816.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,646.60 : 32,424.54 = 11,226.76 : x
  2. Step 2: Convert to fraction form
    21,646.60/32,424.54 = 11,226.76/x
  3. Step 3: Cross multiply
    21,646.60x = 32,424.54 × 11,226.76
  4. Step 4: Simplify right side
    21,646.60x = 364,022,528.69
  5. Step 5: Solve for x
    x = 364,022,528.69/21,646.60
  6. Step 6: Final answer
    x = 16,816.61

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1.5x scale

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.