Home / 40,003.20-59,918.40-35,625.60

Finding the Fourth Proportional to 40,003.20, 59,918.40 and 35,625.60

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Solution

The fourth proportional to 40,003.20, 59,918.40 and 35,625.60 is: 53,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.20 : 59,918.40 = 35,625.60 : x
  2. Step 2: Convert to fraction form
    40,003.20/59,918.40 = 35,625.60/x
  3. Step 3: Cross multiply
    40,003.20x = 59,918.40 × 35,625.60
  4. Step 4: Simplify right side
    40,003.20x = 2,134,628,951.04
  5. Step 5: Solve for x
    x = 2,134,628,951.04/40,003.20
  6. Step 6: Final answer
    x = 53,361.45

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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.