Home / 43,381.44-59,919.48-31,425.84

Finding the Fourth Proportional to 43,381.44, 59,919.48 and 31,425.84

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Solution

The fourth proportional to 43,381.44, 59,919.48 and 31,425.84 is: 43,406.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,381.44 : 59,919.48 = 31,425.84 : x
  2. Step 2: Convert to fraction form
    43,381.44/59,919.48 = 31,425.84/x
  3. Step 3: Cross multiply
    43,381.44x = 59,919.48 × 31,425.84
  4. Step 4: Simplify right side
    43,381.44x = 1,883,019,991.36
  5. Step 5: Solve for x
    x = 1,883,019,991.36/43,381.44
  6. Step 6: Final answer
    x = 43,406.12

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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.