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Finding the Fourth Proportional to 22,648.07, 33,933.74 and 13,864.64

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Solution

The fourth proportional to 22,648.07, 33,933.74 and 13,864.64 is: 20,773.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,648.07 : 33,933.74 = 13,864.64 : x
  2. Step 2: Convert to fraction form
    22,648.07/33,933.74 = 13,864.64/x
  3. Step 3: Cross multiply
    22,648.07x = 33,933.74 × 13,864.64
  4. Step 4: Simplify right side
    22,648.07x = 470,478,849.96
  5. Step 5: Solve for x
    x = 470,478,849.96/22,648.07
  6. Step 6: Final answer
    x = 20,773.46

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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.