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Finding the Fourth Proportional to 22,923.72, 34,383.06 and 7,339.32

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Solution

The fourth proportional to 22,923.72, 34,383.06 and 7,339.32 is: 11,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,923.72 : 34,383.06 = 7,339.32 : x
  2. Step 2: Convert to fraction form
    22,923.72/34,383.06 = 7,339.32/x
  3. Step 3: Cross multiply
    22,923.72x = 34,383.06 × 7,339.32
  4. Step 4: Simplify right side
    22,923.72x = 252,348,279.92
  5. Step 5: Solve for x
    x = 252,348,279.92/22,923.72
  6. Step 6: Final answer
    x = 11,008.17

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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.