Home / 31,353.41-43,268.43-17,925.92

Finding the Fourth Proportional to 31,353.41, 43,268.43 and 17,925.92

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Solution

The fourth proportional to 31,353.41, 43,268.43 and 17,925.92 is: 24,738.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.41 : 43,268.43 = 17,925.92 : x
  2. Step 2: Convert to fraction form
    31,353.41/43,268.43 = 17,925.92/x
  3. Step 3: Cross multiply
    31,353.41x = 43,268.43 × 17,925.92
  4. Step 4: Simplify right side
    31,353.41x = 775,626,198.36
  5. Step 5: Solve for x
    x = 775,626,198.36/31,353.41
  6. Step 6: Final answer
    x = 24,738.18

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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.