Home / 20,208.36-27,885.66-14,906.10

Finding the Fourth Proportional to 20,208.36, 27,885.66 and 14,906.10

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Solution

The fourth proportional to 20,208.36, 27,885.66 and 14,906.10 is: 20,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208.36 : 27,885.66 = 14,906.10 : x
  2. Step 2: Convert to fraction form
    20,208.36/27,885.66 = 14,906.10/x
  3. Step 3: Cross multiply
    20,208.36x = 27,885.66 × 14,906.10
  4. Step 4: Simplify right side
    20,208.36x = 415,666,436.53
  5. Step 5: Solve for x
    x = 415,666,436.53/20,208.36
  6. Step 6: Final answer
    x = 20,569.03

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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.