Home / 14,149.04-21,226.88-13,913.96

Finding the Fourth Proportional to 14,149.04, 21,226.88 and 13,913.96

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Solution

The fourth proportional to 14,149.04, 21,226.88 and 13,913.96 is: 20,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.04 : 21,226.88 = 13,913.96 : x
  2. Step 2: Convert to fraction form
    14,149.04/21,226.88 = 13,913.96/x
  3. Step 3: Cross multiply
    14,149.04x = 21,226.88 × 13,913.96
  4. Step 4: Simplify right side
    14,149.04x = 295,349,959.24
  5. Step 5: Solve for x
    x = 295,349,959.24/14,149.04
  6. Step 6: Final answer
    x = 20,874.20

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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.