Home / 31,483.75-43,447.58-17,336.56

Finding the Fourth Proportional to 31,483.75, 43,447.58 and 17,336.56

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Solution

The fourth proportional to 31,483.75, 43,447.58 and 17,336.56 is: 23,924.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,483.75 : 43,447.58 = 17,336.56 : x
  2. Step 2: Convert to fraction form
    31,483.75/43,447.58 = 17,336.56/x
  3. Step 3: Cross multiply
    31,483.75x = 43,447.58 × 17,336.56
  4. Step 4: Simplify right side
    31,483.75x = 753,231,490.84
  5. Step 5: Solve for x
    x = 753,231,490.84/31,483.75
  6. Step 6: Final answer
    x = 23,924.45

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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.