Home / 21,035.98-31,553.96-6,244.89

Finding the Fourth Proportional to 21,035.98, 31,553.96 and 6,244.89

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Solution

The fourth proportional to 21,035.98, 31,553.96 and 6,244.89 is: 9,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,035.98 : 31,553.96 = 6,244.89 : x
  2. Step 2: Convert to fraction form
    21,035.98/31,553.96 = 6,244.89/x
  3. Step 3: Cross multiply
    21,035.98x = 31,553.96 × 6,244.89
  4. Step 4: Simplify right side
    21,035.98x = 197,051,009.26
  5. Step 5: Solve for x
    x = 197,051,009.26/21,035.98
  6. Step 6: Final answer
    x = 9,367.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.