Home / 31,504.02-47,262.51-21,647.94

Finding the Fourth Proportional to 31,504.02, 47,262.51 and 21,647.94

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Solution

The fourth proportional to 31,504.02, 47,262.51 and 21,647.94 is: 32,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,504.02 : 47,262.51 = 21,647.94 : x
  2. Step 2: Convert to fraction form
    31,504.02/47,262.51 = 21,647.94/x
  3. Step 3: Cross multiply
    31,504.02x = 47,262.51 × 21,647.94
  4. Step 4: Simplify right side
    31,504.02x = 1,023,135,980.73
  5. Step 5: Solve for x
    x = 1,023,135,980.73/31,504.02
  6. Step 6: Final answer
    x = 32,476.36

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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.