Home / 14,253.10-21,380.01-6,754.90

Finding the Fourth Proportional to 14,253.10, 21,380.01 and 6,754.90

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Solution

The fourth proportional to 14,253.10, 21,380.01 and 6,754.90 is: 10,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.10 : 21,380.01 = 6,754.90 : x
  2. Step 2: Convert to fraction form
    14,253.10/21,380.01 = 6,754.90/x
  3. Step 3: Cross multiply
    14,253.10x = 21,380.01 × 6,754.90
  4. Step 4: Simplify right side
    14,253.10x = 144,419,829.55
  5. Step 5: Solve for x
    x = 144,419,829.55/14,253.10
  6. Step 6: Final answer
    x = 10,132.52

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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.