Home / 40,638.80-56,105.76-25,544.24

Finding the Fourth Proportional to 40,638.80, 56,105.76 and 25,544.24

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Solution

The fourth proportional to 40,638.80, 56,105.76 and 25,544.24 is: 35,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,638.80 : 56,105.76 = 25,544.24 : x
  2. Step 2: Convert to fraction form
    40,638.80/56,105.76 = 25,544.24/x
  3. Step 3: Cross multiply
    40,638.80x = 56,105.76 × 25,544.24
  4. Step 4: Simplify right side
    40,638.80x = 1,433,178,998.82
  5. Step 5: Solve for x
    x = 1,433,178,998.82/40,638.80
  6. Step 6: Final answer
    x = 35,266.27

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1.5x scale

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.