Home / 22,347.05-30,813.66-14,270.09

Finding the Fourth Proportional to 22,347.05, 30,813.66 and 14,270.09

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Solution

The fourth proportional to 22,347.05, 30,813.66 and 14,270.09 is: 19,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,347.05 : 30,813.66 = 14,270.09 : x
  2. Step 2: Convert to fraction form
    22,347.05/30,813.66 = 14,270.09/x
  3. Step 3: Cross multiply
    22,347.05x = 30,813.66 × 14,270.09
  4. Step 4: Simplify right side
    22,347.05x = 439,713,476.01
  5. Step 5: Solve for x
    x = 439,713,476.01/22,347.05
  6. Step 6: Final answer
    x = 19,676.58

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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.