Home / 18,056.55-27,088.21-8,196.52

Finding the Fourth Proportional to 18,056.55, 27,088.21 and 8,196.52

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Solution

The fourth proportional to 18,056.55, 27,088.21 and 8,196.52 is: 12,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.55 : 27,088.21 = 8,196.52 : x
  2. Step 2: Convert to fraction form
    18,056.55/27,088.21 = 8,196.52/x
  3. Step 3: Cross multiply
    18,056.55x = 27,088.21 × 8,196.52
  4. Step 4: Simplify right side
    18,056.55x = 222,028,966.82
  5. Step 5: Solve for x
    x = 222,028,966.82/18,056.55
  6. Step 6: Final answer
    x = 12,296.32

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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.