Home / 14,579.14-21,850.25-9,312.12

Finding the Fourth Proportional to 14,579.14, 21,850.25 and 9,312.12

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Solution

The fourth proportional to 14,579.14, 21,850.25 and 9,312.12 is: 13,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579.14 : 21,850.25 = 9,312.12 : x
  2. Step 2: Convert to fraction form
    14,579.14/21,850.25 = 9,312.12/x
  3. Step 3: Cross multiply
    14,579.14x = 21,850.25 × 9,312.12
  4. Step 4: Simplify right side
    14,579.14x = 203,472,150.03
  5. Step 5: Solve for x
    x = 203,472,150.03/14,579.14
  6. Step 6: Final answer
    x = 13,956.39

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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.