Home / 18,008.02-27,015.12-6,160.96

Finding the Fourth Proportional to 18,008.02, 27,015.12 and 6,160.96

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Solution

The fourth proportional to 18,008.02, 27,015.12 and 6,160.96 is: 9,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008.02 : 27,015.12 = 6,160.96 : x
  2. Step 2: Convert to fraction form
    18,008.02/27,015.12 = 6,160.96/x
  3. Step 3: Cross multiply
    18,008.02x = 27,015.12 × 6,160.96
  4. Step 4: Simplify right side
    18,008.02x = 166,439,073.72
  5. Step 5: Solve for x
    x = 166,439,073.72/18,008.02
  6. Step 6: Final answer
    x = 9,242.50

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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.