Home / 14,226.12-19,631.64-8,258.28

Finding the Fourth Proportional to 14,226.12, 19,631.64 and 8,258.28

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Solution

The fourth proportional to 14,226.12, 19,631.64 and 8,258.28 is: 11,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.12 : 19,631.64 = 8,258.28 : x
  2. Step 2: Convert to fraction form
    14,226.12/19,631.64 = 8,258.28/x
  3. Step 3: Cross multiply
    14,226.12x = 19,631.64 × 8,258.28
  4. Step 4: Simplify right side
    14,226.12x = 162,123,579.98
  5. Step 5: Solve for x
    x = 162,123,579.98/14,226.12
  6. Step 6: Final answer
    x = 11,396.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.