Home / 30,922.89-42,673.59-17,493.87

Finding the Fourth Proportional to 30,922.89, 42,673.59 and 17,493.87

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Solution

The fourth proportional to 30,922.89, 42,673.59 and 17,493.87 is: 24,141.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,922.89 : 42,673.59 = 17,493.87 : x
  2. Step 2: Convert to fraction form
    30,922.89/42,673.59 = 17,493.87/x
  3. Step 3: Cross multiply
    30,922.89x = 42,673.59 × 17,493.87
  4. Step 4: Simplify right side
    30,922.89x = 746,526,066.26
  5. Step 5: Solve for x
    x = 746,526,066.26/30,922.89
  6. Step 6: Final answer
    x = 24,141.54

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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.