Home / 22,169.48-30,594.66-12,736.28

Finding the Fourth Proportional to 22,169.48, 30,594.66 and 12,736.28

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Solution

The fourth proportional to 22,169.48, 30,594.66 and 12,736.28 is: 17,576.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169.48 : 30,594.66 = 12,736.28 : x
  2. Step 2: Convert to fraction form
    22,169.48/30,594.66 = 12,736.28/x
  3. Step 3: Cross multiply
    22,169.48x = 30,594.66 × 12,736.28
  4. Step 4: Simplify right side
    22,169.48x = 389,662,156.26
  5. Step 5: Solve for x
    x = 389,662,156.26/22,169.48
  6. Step 6: Final answer
    x = 17,576.51

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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.