Home / 40,513.80-55,935.06-25,427.16

Finding the Fourth Proportional to 40,513.80, 55,935.06 and 25,427.16

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Solution

The fourth proportional to 40,513.80, 55,935.06 and 25,427.16 is: 35,105.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,513.80 : 55,935.06 = 25,427.16 : x
  2. Step 2: Convert to fraction form
    40,513.80/55,935.06 = 25,427.16/x
  3. Step 3: Cross multiply
    40,513.80x = 55,935.06 × 25,427.16
  4. Step 4: Simplify right side
    40,513.80x = 1,422,269,720.23
  5. Step 5: Solve for x
    x = 1,422,269,720.23/40,513.80
  6. Step 6: Final answer
    x = 35,105.81

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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.