Home / 14,169.49-21,254.28-6,772.27

Finding the Fourth Proportional to 14,169.49, 21,254.28 and 6,772.27

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Solution

The fourth proportional to 14,169.49, 21,254.28 and 6,772.27 is: 10,158.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.49 : 21,254.28 = 6,772.27 : x
  2. Step 2: Convert to fraction form
    14,169.49/21,254.28 = 6,772.27/x
  3. Step 3: Cross multiply
    14,169.49x = 21,254.28 × 6,772.27
  4. Step 4: Simplify right side
    14,169.49x = 143,939,722.82
  5. Step 5: Solve for x
    x = 143,939,722.82/14,169.49
  6. Step 6: Final answer
    x = 10,158.43

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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.