Home / 22,173.36-30,593.88-13,783.92

Finding the Fourth Proportional to 22,173.36, 30,593.88 and 13,783.92

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Solution

The fourth proportional to 22,173.36, 30,593.88 and 13,783.92 is: 19,018.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.36 : 30,593.88 = 13,783.92 : x
  2. Step 2: Convert to fraction form
    22,173.36/30,593.88 = 13,783.92/x
  3. Step 3: Cross multiply
    22,173.36x = 30,593.88 × 13,783.92
  4. Step 4: Simplify right side
    22,173.36x = 421,703,594.41
  5. Step 5: Solve for x
    x = 421,703,594.41/22,173.36
  6. Step 6: Final answer
    x = 19,018.48

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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.