Home / 29,850.09-41,154.07-21,666.33

Finding the Fourth Proportional to 29,850.09, 41,154.07 and 21,666.33

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Solution

The fourth proportional to 29,850.09, 41,154.07 and 21,666.33 is: 29,871.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,850.09 : 41,154.07 = 21,666.33 : x
  2. Step 2: Convert to fraction form
    29,850.09/41,154.07 = 21,666.33/x
  3. Step 3: Cross multiply
    29,850.09x = 41,154.07 × 21,666.33
  4. Step 4: Simplify right side
    29,850.09x = 891,657,661.46
  5. Step 5: Solve for x
    x = 891,657,661.46/29,850.09
  6. Step 6: Final answer
    x = 29,871.19

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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.