Home / 39,656.46-54,725.79-22,665.98

Finding the Fourth Proportional to 39,656.46, 54,725.79 and 22,665.98

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Solution

The fourth proportional to 39,656.46, 54,725.79 and 22,665.98 is: 31,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,656.46 : 54,725.79 = 22,665.98 : x
  2. Step 2: Convert to fraction form
    39,656.46/54,725.79 = 22,665.98/x
  3. Step 3: Cross multiply
    39,656.46x = 54,725.79 × 22,665.98
  4. Step 4: Simplify right side
    39,656.46x = 1,240,413,388.00
  5. Step 5: Solve for x
    x = 1,240,413,388.00/39,656.46
  6. Step 6: Final answer
    x = 31,278.97

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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.