Home / 40,176.48-55,424.88-25,059.36

Finding the Fourth Proportional to 40,176.48, 55,424.88 and 25,059.36

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Solution

The fourth proportional to 40,176.48, 55,424.88 and 25,059.36 is: 34,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.48 : 55,424.88 = 25,059.36 : x
  2. Step 2: Convert to fraction form
    40,176.48/55,424.88 = 25,059.36/x
  3. Step 3: Cross multiply
    40,176.48x = 55,424.88 × 25,059.36
  4. Step 4: Simplify right side
    40,176.48x = 1,388,912,020.88
  5. Step 5: Solve for x
    x = 1,388,912,020.88/40,176.48
  6. Step 6: Final answer
    x = 34,570.28

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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.