Home / 31,353.75-43,273.64-17,925.57

Finding the Fourth Proportional to 31,353.75, 43,273.64 and 17,925.57

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Solution

The fourth proportional to 31,353.75, 43,273.64 and 17,925.57 is: 24,740.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.75 : 43,273.64 = 17,925.57 : x
  2. Step 2: Convert to fraction form
    31,353.75/43,273.64 = 17,925.57/x
  3. Step 3: Cross multiply
    31,353.75x = 43,273.64 × 17,925.57
  4. Step 4: Simplify right side
    31,353.75x = 775,704,707.79
  5. Step 5: Solve for x
    x = 775,704,707.79/31,353.75
  6. Step 6: Final answer
    x = 24,740.41

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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.