Home / 14,258.08-21,379.89-6,759.37

Finding the Fourth Proportional to 14,258.08, 21,379.89 and 6,759.37

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Solution

The fourth proportional to 14,258.08, 21,379.89 and 6,759.37 is: 10,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.08 : 21,379.89 = 6,759.37 : x
  2. Step 2: Convert to fraction form
    14,258.08/21,379.89 = 6,759.37/x
  3. Step 3: Cross multiply
    14,258.08x = 21,379.89 × 6,759.37
  4. Step 4: Simplify right side
    14,258.08x = 144,514,480.17
  5. Step 5: Solve for x
    x = 144,514,480.17/14,258.08
  6. Step 6: Final answer
    x = 10,135.62

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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.