Home / 14,609.46-21,917.87-4,221.14

Finding the Fourth Proportional to 14,609.46, 21,917.87 and 4,221.14

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Solution

The fourth proportional to 14,609.46, 21,917.87 and 4,221.14 is: 6,332.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609.46 : 21,917.87 = 4,221.14 : x
  2. Step 2: Convert to fraction form
    14,609.46/21,917.87 = 4,221.14/x
  3. Step 3: Cross multiply
    14,609.46x = 21,917.87 × 4,221.14
  4. Step 4: Simplify right side
    14,609.46x = 92,518,397.77
  5. Step 5: Solve for x
    x = 92,518,397.77/14,609.46
  6. Step 6: Final answer
    x = 6,332.77

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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.