Home / 21,262.06-31,893.09-17,548.30

Finding the Fourth Proportional to 21,262.06, 31,893.09 and 17,548.30

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Solution

The fourth proportional to 21,262.06, 31,893.09 and 17,548.30 is: 26,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,262.06 : 31,893.09 = 17,548.30 : x
  2. Step 2: Convert to fraction form
    21,262.06/31,893.09 = 17,548.30/x
  3. Step 3: Cross multiply
    21,262.06x = 31,893.09 × 17,548.30
  4. Step 4: Simplify right side
    21,262.06x = 559,669,511.25
  5. Step 5: Solve for x
    x = 559,669,511.25/21,262.06
  6. Step 6: Final answer
    x = 26,322.45

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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.