Home / 21,094.39-29,110.53-11,662.93

Finding the Fourth Proportional to 21,094.39, 29,110.53 and 11,662.93

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Solution

The fourth proportional to 21,094.39, 29,110.53 and 11,662.93 is: 16,094.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,094.39 : 29,110.53 = 11,662.93 : x
  2. Step 2: Convert to fraction form
    21,094.39/29,110.53 = 11,662.93/x
  3. Step 3: Cross multiply
    21,094.39x = 29,110.53 × 11,662.93
  4. Step 4: Simplify right side
    21,094.39x = 339,514,073.65
  5. Step 5: Solve for x
    x = 339,514,073.65/21,094.39
  6. Step 6: Final answer
    x = 16,094.99

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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.