Home / 21,133.04-29,164.05-11,573.33

Finding the Fourth Proportional to 21,133.04, 29,164.05 and 11,573.33

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Solution

The fourth proportional to 21,133.04, 29,164.05 and 11,573.33 is: 15,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,133.04 : 29,164.05 = 11,573.33 : x
  2. Step 2: Convert to fraction form
    21,133.04/29,164.05 = 11,573.33/x
  3. Step 3: Cross multiply
    21,133.04x = 29,164.05 × 11,573.33
  4. Step 4: Simplify right side
    21,133.04x = 337,525,174.79
  5. Step 5: Solve for x
    x = 337,525,174.79/21,133.04
  6. Step 6: Final answer
    x = 15,971.44

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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.