Home / 21,204.97-31,807.59-7,350.73

Finding the Fourth Proportional to 21,204.97, 31,807.59 and 7,350.73

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Solution

The fourth proportional to 21,204.97, 31,807.59 and 7,350.73 is: 11,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,204.97 : 31,807.59 = 7,350.73 : x
  2. Step 2: Convert to fraction form
    21,204.97/31,807.59 = 7,350.73/x
  3. Step 3: Cross multiply
    21,204.97x = 31,807.59 × 7,350.73
  4. Step 4: Simplify right side
    21,204.97x = 233,809,006.04
  5. Step 5: Solve for x
    x = 233,809,006.04/21,204.97
  6. Step 6: Final answer
    x = 11,026.14

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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.