Home / 39,730.36-54,828.92-22,501.34

Finding the Fourth Proportional to 39,730.36, 54,828.92 and 22,501.34

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Solution

The fourth proportional to 39,730.36, 54,828.92 and 22,501.34 is: 31,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,730.36 : 54,828.92 = 22,501.34 : x
  2. Step 2: Convert to fraction form
    39,730.36/54,828.92 = 22,501.34/x
  3. Step 3: Cross multiply
    39,730.36x = 54,828.92 × 22,501.34
  4. Step 4: Simplify right side
    39,730.36x = 1,233,724,170.75
  5. Step 5: Solve for x
    x = 1,233,724,170.75/39,730.36
  6. Step 6: Final answer
    x = 31,052.43

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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.