Home / 14,260.88-21,359.64-10,949.60

Finding the Fourth Proportional to 14,260.88, 21,359.64 and 10,949.60

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Solution

The fourth proportional to 14,260.88, 21,359.64 and 10,949.60 is: 16,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.88 : 21,359.64 = 10,949.60 : x
  2. Step 2: Convert to fraction form
    14,260.88/21,359.64 = 10,949.60/x
  3. Step 3: Cross multiply
    14,260.88x = 21,359.64 × 10,949.60
  4. Step 4: Simplify right side
    14,260.88x = 233,879,514.14
  5. Step 5: Solve for x
    x = 233,879,514.14/14,260.88
  6. Step 6: Final answer
    x = 16,400.08

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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.