Home / 22,065.72-33,015.96-13,148.46

Finding the Fourth Proportional to 22,065.72, 33,015.96 and 13,148.46

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Solution

The fourth proportional to 22,065.72, 33,015.96 and 13,148.46 is: 19,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.72 : 33,015.96 = 13,148.46 : x
  2. Step 2: Convert to fraction form
    22,065.72/33,015.96 = 13,148.46/x
  3. Step 3: Cross multiply
    22,065.72x = 33,015.96 × 13,148.46
  4. Step 4: Simplify right side
    22,065.72x = 434,109,029.42
  5. Step 5: Solve for x
    x = 434,109,029.42/22,065.72
  6. Step 6: Final answer
    x = 19,673.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.