Home / 14,065.02-21,086.93-8,517.03

Finding the Fourth Proportional to 14,065.02, 21,086.93 and 8,517.03

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Solution

The fourth proportional to 14,065.02, 21,086.93 and 8,517.03 is: 12,769.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065.02 : 21,086.93 = 8,517.03 : x
  2. Step 2: Convert to fraction form
    14,065.02/21,086.93 = 8,517.03/x
  3. Step 3: Cross multiply
    14,065.02x = 21,086.93 × 8,517.03
  4. Step 4: Simplify right side
    14,065.02x = 179,597,972.83
  5. Step 5: Solve for x
    x = 179,597,972.83/14,065.02
  6. Step 6: Final answer
    x = 12,769.12

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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.