Home / 31,493.35-43,458.86-17,346.20

Finding the Fourth Proportional to 31,493.35, 43,458.86 and 17,346.20

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Solution

The fourth proportional to 31,493.35, 43,458.86 and 17,346.20 is: 23,936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493.35 : 43,458.86 = 17,346.20 : x
  2. Step 2: Convert to fraction form
    31,493.35/43,458.86 = 17,346.20/x
  3. Step 3: Cross multiply
    31,493.35x = 43,458.86 × 17,346.20
  4. Step 4: Simplify right side
    31,493.35x = 753,846,077.33
  5. Step 5: Solve for x
    x = 753,846,077.33/31,493.35
  6. Step 6: Final answer
    x = 23,936.67

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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.