Home / 53,120.40-79,662.24-23,558.91

Finding the Fourth Proportional to 53,120.40, 79,662.24 and 23,558.91

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Solution

The fourth proportional to 53,120.40, 79,662.24 and 23,558.91 is: 35,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120.40 : 79,662.24 = 23,558.91 : x
  2. Step 2: Convert to fraction form
    53,120.40/79,662.24 = 23,558.91/x
  3. Step 3: Cross multiply
    53,120.40x = 79,662.24 × 23,558.91
  4. Step 4: Simplify right side
    53,120.40x = 1,876,755,542.56
  5. Step 5: Solve for x
    x = 1,876,755,542.56/53,120.40
  6. Step 6: Final answer
    x = 35,330.22

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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.