Home / 14,220.84-21,322.12-5,906.59

Finding the Fourth Proportional to 14,220.84, 21,322.12 and 5,906.59

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Solution

The fourth proportional to 14,220.84, 21,322.12 and 5,906.59 is: 8,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.84 : 21,322.12 = 5,906.59 : x
  2. Step 2: Convert to fraction form
    14,220.84/21,322.12 = 5,906.59/x
  3. Step 3: Cross multiply
    14,220.84x = 21,322.12 × 5,906.59
  4. Step 4: Simplify right side
    14,220.84x = 125,941,020.77
  5. Step 5: Solve for x
    x = 125,941,020.77/14,220.84
  6. Step 6: Final answer
    x = 8,856.09

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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.