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Finding the Fourth Proportional to 22,168.35, 30,592.35 and 14,215.23

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Solution

The fourth proportional to 22,168.35, 30,592.35 and 14,215.23 is: 19,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.35 : 30,592.35 = 14,215.23 : x
  2. Step 2: Convert to fraction form
    22,168.35/30,592.35 = 14,215.23/x
  3. Step 3: Cross multiply
    22,168.35x = 30,592.35 × 14,215.23
  4. Step 4: Simplify right side
    22,168.35x = 434,877,291.49
  5. Step 5: Solve for x
    x = 434,877,291.49/22,168.35
  6. Step 6: Final answer
    x = 19,617.03

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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.