Home / 16,136.64-22,268.27-8,966.58

Finding the Fourth Proportional to 16,136.64, 22,268.27 and 8,966.58

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Solution

The fourth proportional to 16,136.64, 22,268.27 and 8,966.58 is: 12,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,136.64 : 22,268.27 = 8,966.58 : x
  2. Step 2: Convert to fraction form
    16,136.64/22,268.27 = 8,966.58/x
  3. Step 3: Cross multiply
    16,136.64x = 22,268.27 × 8,966.58
  4. Step 4: Simplify right side
    16,136.64x = 199,670,179.58
  5. Step 5: Solve for x
    x = 199,670,179.58/16,136.64
  6. Step 6: Final answer
    x = 12,373.72

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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.