Home / 21,044.04-31,570.56-6,253.98

Finding the Fourth Proportional to 21,044.04, 31,570.56 and 6,253.98

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Solution

The fourth proportional to 21,044.04, 31,570.56 and 6,253.98 is: 9,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.04 : 31,570.56 = 6,253.98 : x
  2. Step 2: Convert to fraction form
    21,044.04/31,570.56 = 6,253.98/x
  3. Step 3: Cross multiply
    21,044.04x = 31,570.56 × 6,253.98
  4. Step 4: Simplify right side
    21,044.04x = 197,441,650.83
  5. Step 5: Solve for x
    x = 197,441,650.83/21,044.04
  6. Step 6: Final answer
    x = 9,382.31

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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.