Home / 55,165.91-82,728.47-23,579.39

Finding the Fourth Proportional to 55,165.91, 82,728.47 and 23,579.39

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Solution

The fourth proportional to 55,165.91, 82,728.47 and 23,579.39 is: 35,360.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,165.91 : 82,728.47 = 23,579.39 : x
  2. Step 2: Convert to fraction form
    55,165.91/82,728.47 = 23,579.39/x
  3. Step 3: Cross multiply
    55,165.91x = 82,728.47 × 23,579.39
  4. Step 4: Simplify right side
    55,165.91x = 1,950,687,124.00
  5. Step 5: Solve for x
    x = 1,950,687,124.00/55,165.91
  6. Step 6: Final answer
    x = 35,360.38

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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.