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Finding the Fourth Proportional to 22,298.07, 30,792.11 and 14,354.07

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Solution

The fourth proportional to 22,298.07, 30,792.11 and 14,354.07 is: 19,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298.07 : 30,792.11 = 14,354.07 : x
  2. Step 2: Convert to fraction form
    22,298.07/30,792.11 = 14,354.07/x
  3. Step 3: Cross multiply
    22,298.07x = 30,792.11 × 14,354.07
  4. Step 4: Simplify right side
    22,298.07x = 441,992,102.39
  5. Step 5: Solve for x
    x = 441,992,102.39/22,298.07
  6. Step 6: Final answer
    x = 19,821.99

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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.