Home / 40,133.16-55,403.82-25,997.40

Finding the Fourth Proportional to 40,133.16, 55,403.82 and 25,997.40

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Solution

The fourth proportional to 40,133.16, 55,403.82 and 25,997.40 is: 35,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,133.16 : 55,403.82 = 25,997.40 : x
  2. Step 2: Convert to fraction form
    40,133.16/55,403.82 = 25,997.40/x
  3. Step 3: Cross multiply
    40,133.16x = 55,403.82 × 25,997.40
  4. Step 4: Simplify right side
    40,133.16x = 1,440,355,270.07
  5. Step 5: Solve for x
    x = 1,440,355,270.07/40,133.16
  6. Step 6: Final answer
    x = 35,889.41

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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.