Home / 43,517.19-65,276.36-13,935.03

Finding the Fourth Proportional to 43,517.19, 65,276.36 and 13,935.03

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Solution

The fourth proportional to 43,517.19, 65,276.36 and 13,935.03 is: 20,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,517.19 : 65,276.36 = 13,935.03 : x
  2. Step 2: Convert to fraction form
    43,517.19/65,276.36 = 13,935.03/x
  3. Step 3: Cross multiply
    43,517.19x = 65,276.36 × 13,935.03
  4. Step 4: Simplify right side
    43,517.19x = 909,628,034.89
  5. Step 5: Solve for x
    x = 909,628,034.89/43,517.19
  6. Step 6: Final answer
    x = 20,902.73

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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.