Home / 16,136.34-22,268.43-8,966.92

Finding the Fourth Proportional to 16,136.34, 22,268.43 and 8,966.92

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Solution

The fourth proportional to 16,136.34, 22,268.43 and 8,966.92 is: 12,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,136.34 : 22,268.43 = 8,966.92 : x
  2. Step 2: Convert to fraction form
    16,136.34/22,268.43 = 8,966.92/x
  3. Step 3: Cross multiply
    16,136.34x = 22,268.43 × 8,966.92
  4. Step 4: Simplify right side
    16,136.34x = 199,679,174.66
  5. Step 5: Solve for x
    x = 199,679,174.66/16,136.34
  6. Step 6: Final answer
    x = 12,374.50

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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.