Home / 31,832.28-43,929.12-17,493.60

Finding the Fourth Proportional to 31,832.28, 43,929.12 and 17,493.60

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Solution

The fourth proportional to 31,832.28, 43,929.12 and 17,493.60 is: 24,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,832.28 : 43,929.12 = 17,493.60 : x
  2. Step 2: Convert to fraction form
    31,832.28/43,929.12 = 17,493.60/x
  3. Step 3: Cross multiply
    31,832.28x = 43,929.12 × 17,493.60
  4. Step 4: Simplify right side
    31,832.28x = 768,478,453.63
  5. Step 5: Solve for x
    x = 768,478,453.63/31,832.28
  6. Step 6: Final answer
    x = 24,141.48

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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.