Home / 13,832.02-20,715.54-6,790.06

Finding the Fourth Proportional to 13,832.02, 20,715.54 and 6,790.06

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Solution

The fourth proportional to 13,832.02, 20,715.54 and 6,790.06 is: 10,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.02 : 20,715.54 = 6,790.06 : x
  2. Step 2: Convert to fraction form
    13,832.02/20,715.54 = 6,790.06/x
  3. Step 3: Cross multiply
    13,832.02x = 20,715.54 × 6,790.06
  4. Step 4: Simplify right side
    13,832.02x = 140,659,759.53
  5. Step 5: Solve for x
    x = 140,659,759.53/13,832.02
  6. Step 6: Final answer
    x = 10,169.14

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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.