Home / 30,902.54-42,644.98-17,473.28

Finding the Fourth Proportional to 30,902.54, 42,644.98 and 17,473.28

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Solution

The fourth proportional to 30,902.54, 42,644.98 and 17,473.28 is: 24,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,902.54 : 42,644.98 = 17,473.28 : x
  2. Step 2: Convert to fraction form
    30,902.54/42,644.98 = 17,473.28/x
  3. Step 3: Cross multiply
    30,902.54x = 42,644.98 × 17,473.28
  4. Step 4: Simplify right side
    30,902.54x = 745,147,676.13
  5. Step 5: Solve for x
    x = 745,147,676.13/30,902.54
  6. Step 6: Final answer
    x = 24,112.83

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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.