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Finding the Fourth Proportional to 22,713.70, 34,058.40 and 7,923.10

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Solution

The fourth proportional to 22,713.70, 34,058.40 and 7,923.10 is: 11,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,713.70 : 34,058.40 = 7,923.10 : x
  2. Step 2: Convert to fraction form
    22,713.70/34,058.40 = 7,923.10/x
  3. Step 3: Cross multiply
    22,713.70x = 34,058.40 × 7,923.10
  4. Step 4: Simplify right side
    22,713.70x = 269,848,109.04
  5. Step 5: Solve for x
    x = 269,848,109.04/22,713.70
  6. Step 6: Final answer
    x = 11,880.41

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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.